Working Paper Series / Institute of Economic Research, Seoul National University
Citation Profile [Updated: 2024-11-03 20:16:59]
5 Years H Index
6
Impact Factor (IF)
0.33
5 Years IF
0.17
Data available in this
report
[Raw
data] [50 most cited papers]
[50 most relevant papers]
[cites used to compute IF]
[Recent
citations ][Frequent citing
series ] [more data in
EconPapers]
[
trace new citations] [Missing
citations? Add them now]
[Incorrect content? Let us
know]
Main indicators
Raw Data
| IF | AIF | CIF | IF5 | DOC | CDO | CIT | NCI | CCU | D2Y | C2Y | D5Y | C5Y | SC | %SC | CiY | II | AII | |
| 1999 | 0 | 0.39 | 0.14 | 0 | 14 | 14 | 84 | 2 | 2 | 0 | 0 | 1 | 50 | 2 | 0.14 | 0.26 | ||
| 2000 | 0.07 | 0.54 | 0.05 | 0.07 | 5 | 19 | 4 | 1 | 3 | 14 | 1 | 14 | 1 | 0 | 0 | 0.25 | ||
| 2001 | 0.37 | 0.49 | 0.33 | 0.37 | 5 | 24 | 1 | 8 | 11 | 19 | 7 | 19 | 7 | 3 | 37.5 | 0 | 0.28 | |
| 2012 | 0 | 0.68 | 0.13 | 0 | 8 | 32 | 6 | 4 | 57 | 0 | 0 | 0 | 0 | 0.36 | ||||
| 2013 | 0.13 | 0.66 | 0.21 | 0.13 | 2 | 34 | 0 | 7 | 64 | 8 | 1 | 8 | 1 | 0 | 0 | 0.35 | ||
| 2014 | 0.3 | 0.67 | 0.18 | 0.3 | 4 | 38 | 10 | 7 | 71 | 10 | 3 | 10 | 3 | 0 | 1 | 0.25 | 0.34 | |
| 2017 | 0 | 0.62 | 0.22 | 0.07 | 7 | 45 | 18 | 10 | 90 | 0 | 14 | 1 | 0 | 1 | 0.14 | 0.35 | ||
| 2018 | 0.43 | 0.61 | 0.11 | 0.31 | 8 | 53 | 4 | 6 | 96 | 7 | 3 | 13 | 4 | 0 | 0 | 0.34 | ||
| 2019 | 0.07 | 0.62 | 0.12 | 0.21 | 16 | 69 | 33 | 8 | 104 | 15 | 1 | 19 | 4 | 0 | 1 | 0.06 | 0.36 | |
| 2020 | 0.63 | 0.7 | 0.53 | 0.65 | 10 | 79 | 48 | 42 | 146 | 24 | 15 | 31 | 20 | 0 | 17 | 1.7 | 0.74 | |
| 2021 | 1.19 | 0.95 | 0.45 | 0.85 | 6 | 85 | 7 | 38 | 184 | 26 | 31 | 41 | 35 | 0 | 0 | 0.39 | ||
| 2022 | 0.63 | 0.69 | 0.23 | 0.38 | 6 | 91 | 1 | 21 | 205 | 16 | 10 | 47 | 18 | 0 | 0 | 0.22 |
| IF: | Two years Impact Factor: C2Y / D2Y |
| AIF: | Average Impact Factor for all series in RePEc in year y |
| CIF: | Cumulative impact factor |
| IF5: | Five years Impact Factor: C5Y / D5Y |
| DOC: | Number of documents published in year y |
| CDO: | Cumulative number of documents published until year y |
| CIT: | Number of citations to papers published in year y |
| NCI: | Number of citations in year y |
| CCU: | Cumulative number of citations to papers published until year y |
| D2Y: | Number of articles published in y-1 plus y-2 |
| C2Y: | Cites in y to articles published in y-1 plus y-2 |
| D5Y: | Number of articles published in y-1 until y-5 |
| C5Y: | Cites in y to articles published in y-1 until y-5 |
| SC: | selft citations in y to articles published in y-1 plus y-2 |
| %SC: | Percentage of selft citations in y to articles published in y-1 plus y-2 |
| CiY: | Cites in year y to documents published in year y |
| II: | Immediacy Index: CiY / Documents. |
| AII: | Average Immediacy Index for series in RePEc in year y |
50 most cited documents in this series
| # | Year | Title | Cited |
|---|---|---|---|
| 1 | 1999 | Equivalence of Axioms for Bankruptcy Problems. (1999). Chun, Youngsub. In: Working Paper Series. RePEc:snu:ioerwp:no1. Full description at Econpapers || Download paper | 63 |
| 2 | 2020 | Unequal Consequences of Covid 19 across Age and Income: Representative Evidence from Six Countries. (2020). Jamison, Julian C ; van den Broek-Altenburg, Eline ; Tripodi, Egon ; Choi, Syngjoo ; Belot, Michele ; Papageorge, Nicholas W. In: Working Paper Series. RePEc:snu:ioerwp:no135. Full description at Econpapers || Download paper | 43 |
| 3 | 2019 | Global Spillover Effects of US Uncertainty. (2019). Bhattarai, Saroj ; Park, Woong Yong ; Chatterjee, Arpita. In: Working Paper Series. RePEc:snu:ioerwp:no107. Full description at Econpapers || Download paper | 27 |
| 4 | 2017 | From Global Value Chains (GVC) to Innovation Systems for Local Value Chains and Knowledge. (2017). Mao, Zhuqing ; Szapiro, Marina ; Lee, Keun. In: Working Paper Series. RePEc:snu:ioerwp:no99. Full description at Econpapers || Download paper | 15 |
| 5 | 2014 | Auctioning and Selling Positions: a noncooperative approach to queueing conflicts. (2014). Ju, Yuan ; van den Brink, Rene ; Chun, Youngsub. In: Working Paper Series. RePEc:snu:ioerwp:no91. Full description at Econpapers || Download paper | 9 |
| 6 | 1999 | Social Impacts of the Asian Crisis: Policy Challenges and Lessons. (1999). Lee, Jong-Wha ; Rhee, Changyong. In: Working Paper Series. RePEc:snu:ioerwp:no2. Full description at Econpapers || Download paper | 8 |
| 7 | 2021 | Regression Discontinuity Design with Potentially Many Covariates. (2021). Arai, Yoichi ; Otsu, Taisuke ; Seo, Myung Hwan. In: Working Paper Series. RePEc:snu:ioerwp:no142. Full description at Econpapers || Download paper | 6 |
| 8 | INFERENCE ON DISTRIBUTION FUNCTIONS UNDER MEASUREMENT ERROR. (). Whang, Yoon-Jae ; Otsu, Taisuke ; Adusumilli, Karun. In: Working Paper Series. RePEc:snu:ioerwp:no108. Full description at Econpapers || Download paper | 4 | |
| 9 | 1999 | Random Walk or Chaos: A Formal Test on the Lyapunov Exponent. (1999). Whang, Yoon-Jae ; Park, Joon. In: Working Paper Series. RePEc:snu:ioerwp:no9. Full description at Econpapers || Download paper | 4 |
| 10 | 2017 | Financial Contagion in Networks: A Market Experiment. (2017). Choi, Syngjoo ; Wallace, Brian ; Gallo, Edoardo . In: Working Paper Series. RePEc:snu:ioerwp:no124. Full description at Econpapers || Download paper | 4 |
| 11 | 2012 | Hierarchical Outcomes and Collusion Neutrality. (2012). Park, Junghum ; Ju, Biung-Ghi. In: Working Paper Series. RePEc:snu:ioerwp:no87. Full description at Econpapers || Download paper | 3 |
| 12 | 2019 | Network Formation in Large Groups. (2019). Choi, Syngjoo ; Moisan, Frederic ; Goyal, Sanjeev. In: Working Paper Series. RePEc:snu:ioerwp:no120. Full description at Econpapers || Download paper | 3 |
| 13 | 2000 | Chaebol, Financial Liberalization, and Economic Crisis: Transformation of Quasi-Internal Organization in Korea. (2000). Lee, Keun. In: Working Paper Series. RePEc:snu:ioerwp:no31. Full description at Econpapers || Download paper | 3 |
| 14 | 2012 | Military Service and Economic Mobility: Evidence from the American Civil War. (2012). Lee, Chulhee. In: Working Paper Series. RePEc:snu:ioerwp:no83. Full description at Econpapers || Download paper | 3 |
| 15 | 1999 | Farm Value and Retirement of Farm Owners in Early-Twentieth-Century America. (1999). Lee, Chulhee. In: Working Paper Series. RePEc:snu:ioerwp:no15. Full description at Econpapers || Download paper | 3 |
| 16 | 1999 | Nonstationary Index Models. (1999). Park, Joon ; Chang, Yoosoon. In: Working Paper Series. RePEc:snu:ioerwp:no7. Full description at Econpapers || Download paper | 3 |
| 17 | 2019 | Belief Formation Under Signal Correlation. (2019). Okui, Ryo ; Hossain, Tanjim . In: Working Paper Series. RePEc:snu:ioerwp:no115. Full description at Econpapers || Download paper | 2 |
| 18 | 2018 | Probability Weighting and Cognitive Ability. (2018). Choi, Syngjoo ; Lee, Jungmin ; Kim, Jeongbin. In: Working Paper Series. RePEc:snu:ioerwp:no121. Full description at Econpapers || Download paper | 2 |
| 19 | 2018 | The Lower Regression Function and Testing Expectation Dependence Dominance Hypotheses. (2018). Yen, Yu-Min ; Whang, Yoon-Jae ; Linton, Oliver. In: Working Paper Series. RePEc:snu:ioerwp:no110. Full description at Econpapers || Download paper | 2 |
| 20 | 2020 | Sparse HP Filter: Finding Kinks in the COVID-19 Contact Rate. (2020). Shin, Youngki ; Lee, Sokbae (Simon) ; Seo, Myung Hwan ; Liao, Yuan. In: Working Paper Series. RePEc:snu:ioerwp:no136. Full description at Econpapers || Download paper | 2 |
| 21 | 2014 | A Graph Theoretic Approach to the Slot Allocation Problem. (2014). Park, Boram ; Chun, Youngsub. In: Working Paper Series. RePEc:snu:ioerwp:no92. Full description at Econpapers || Download paper | 2 |
| 22 | 2020 | Solving Reduced-form Linear Rational Expectations. (2020). Park, Woong Yong ; Lee, Jae Won. In: Working Paper Series. RePEc:snu:ioerwp:no132. Full description at Econpapers || Download paper | 2 |
| 23 | 2022 | Identifying FDI Types : Watch What They Do, Not What They Say or Look Like. (2022). Park, Jee-Hyeong ; Ahn, Jaebin. In: Working Paper Series. RePEc:snu:ioerwp:no149. Full description at Econpapers || Download paper | 2 |
| 24 | 2013 | Egalitarian Equivalence and Strategyproofness in the Queueing Problem. (2013). Mutuswami, Suresh ; Mitra, Manipushpak ; Chun, Youngsup. In: Working Paper Series. RePEc:snu:ioerwp:no89. Full description at Econpapers || Download paper | 1 |
| 25 | 2020 | Economic Impact of Targeted Government Responses to COVID-19: Evidence from the First Large-scale Cluster in Seoul. (2020). Koh, Kanghyock ; Kim, Seonghoon ; Shin, Jinwook. In: Working Paper Series. RePEc:snu:ioerwp:no138. Full description at Econpapers || Download paper | 1 |
| 26 | 1999 | The Converse Consistency Principle in Bargaining. (1999). Chun, Youngsub. In: Working Paper Series. RePEc:snu:ioerwp:no23. Full description at Econpapers || Download paper | 1 |
| 27 | 1999 | Nonlinear Regressions with Integrated Time Series. (1999). Phillips, Peter ; Park, Joon. In: Working Paper Series. RePEc:snu:ioerwp:no6. Full description at Econpapers || Download paper | 1 |
| 28 | 2021 | Changing GVC in Post-Pandemic Asia: Korea, China and Southeast Asia. (2021). Lee, Keun ; Park, Taeyoung . In: Working Paper Series. RePEc:snu:ioerwp:no144. Full description at Econpapers || Download paper | 1 |
| 29 | 2000 | The Three Causes of the Korean Currency Crisis and Policy Mistakes Reexamined. (2000). Moon, Woo-sik. In: Working Paper Series. RePEc:snu:ioerwp:no33. Full description at Econpapers || Download paper | 1 |
| 30 | 1999 | Nonstationary Binary Choice. (1999). Phillips, Peter ; Park, Joon. In: Working Paper Series. RePEc:snu:ioerwp:no5. Full description at Econpapers || Download paper | 1 |
| 31 | 2012 | Intermediary Cost and Coexistence Puzzle. (2012). Lee, Manjong ; Kim, Young Sik. In: Working Paper Series. RePEc:snu:ioerwp:no84. Full description at Econpapers || Download paper | 1 |
| 32 | 1999 | Technological Regimes, Catch-up and Leapfrogging: Findings from the Korean Industries. (1999). Lee, Keun ; Lim, Chaisung . In: Working Paper Series. RePEc:snu:ioerwp:no17. Full description at Econpapers || Download paper | 1 |
| 33 | 2001 | From Insider-Outsider Collusion to Insider Control in Chinas SOEs. (2001). Lee, Keun ; Hahn, Donghoon. In: Working Paper Series. RePEc:snu:ioerwp:no44. Full description at Econpapers || Download paper | 1 |
| 34 | 2019 | Cross-Sectional and Aggregate Labor Supply. (2019). Chang, Yongsung ; Rogerson, Richard ; Kwon, Kyooho ; Kim, Sun-Bin. In: Working Paper Series. RePEc:snu:ioerwp:no119. Full description at Econpapers || Download paper | 1 |
| 35 | 2021 | Contracting with Enemies?: Vertical FDI with Outsourcing Contracts. (2021). Ahn, JaeBin ; Park, Jee-Hyeong. In: Working Paper Series. RePEc:snu:ioerwp:no140-1. Full description at Econpapers || Download paper | 1 |
| 36 | 1999 | Sectoral Shift and Labor Force Participation of Older Males in the United States, 1880-1940. (1999). Lee, Chulhee. In: Working Paper Series. RePEc:snu:ioerwp:no25. Full description at Econpapers || Download paper | 1 |
| 37 | 2001 | China and the East Asian Model A Comparative Institutional AnalysisPerspective. (2001). Lin, Justin ; Lee, Keun ; Hahn, Donghoon. In: Working Paper Series. RePEc:snu:ioerwp:no41. Full description at Econpapers || Download paper | 1 |
| 38 | 2018 | Optimal Taxation with Private Insurance. (2018). Chang, Yongsung ; Park, Yena. In: Working Paper Series. RePEc:snu:ioerwp:no117. Full description at Econpapers || Download paper | 1 |
| 39 | 2020 | MIGRATION AND TRUST: EVIDENCE FROM WEST GERMANY AFTER UNIFICATION. (2020). Kim, Seong Hee. In: Working Paper Series. RePEc:snu:ioerwp:no139. Full description at Econpapers || Download paper | 1 |
| 40 | 1999 | Two Impossibility Results on the Converse Consistency Principle in Bargaining. (1999). Chun, Youngsub. In: Working Paper Series. RePEc:snu:ioerwp:no24. Full description at Econpapers || Download paper | 1 |
| 41 | 2019 | Dispute Settlement with Second-Order Uncertainty. (2017). Park, Jee-Hyeong ; Beshkar, Mostafa. In: Working Paper Series. RePEc:snu:ioerwp:no106. Full description at Econpapers || Download paper | 1 |
| 42 | 2000 | Intra-Household Transfers and Old-Age Security in America, 1890-1950. (2000). Lee, Chulhee. In: Working Paper Series. RePEc:snu:ioerwp:no38. Full description at Econpapers || Download paper | 1 |
50 most relevant documents in this series (papers most cited in the last two years)
| # | Year | Title | Cited |
|---|---|---|---|
| 1 | 1999 | Equivalence of Axioms for Bankruptcy Problems. (1999). Chun, Youngsub. In: Working Paper Series. RePEc:snu:ioerwp:no1. Full description at Econpapers || Download paper | 7 |
| 2 | 2017 | From Global Value Chains (GVC) to Innovation Systems for Local Value Chains and Knowledge. (2017). Mao, Zhuqing ; Szapiro, Marina ; Lee, Keun. In: Working Paper Series. RePEc:snu:ioerwp:no99. Full description at Econpapers || Download paper | 7 |
| 3 | 2019 | Global Spillover Effects of US Uncertainty. (2019). Bhattarai, Saroj ; Park, Woong Yong ; Chatterjee, Arpita. In: Working Paper Series. RePEc:snu:ioerwp:no107. Full description at Econpapers || Download paper | 7 |
| 4 | 2021 | Regression Discontinuity Design with Potentially Many Covariates. (2021). Arai, Yoichi ; Otsu, Taisuke ; Seo, Myung Hwan. In: Working Paper Series. RePEc:snu:ioerwp:no142. Full description at Econpapers || Download paper | 6 |
| 5 | 2020 | Unequal Consequences of Covid 19 across Age and Income: Representative Evidence from Six Countries. (2020). Jamison, Julian C ; van den Broek-Altenburg, Eline ; Tripodi, Egon ; Choi, Syngjoo ; Belot, Michele ; Papageorge, Nicholas W. In: Working Paper Series. RePEc:snu:ioerwp:no135. Full description at Econpapers || Download paper | 5 |
| 6 | 2022 | Identifying FDI Types : Watch What They Do, Not What They Say or Look Like. (2022). Park, Jee-Hyeong ; Ahn, Jaebin. In: Working Paper Series. RePEc:snu:ioerwp:no149. Full description at Econpapers || Download paper | 2 |
| 7 | 2020 | Solving Reduced-form Linear Rational Expectations. (2020). Park, Woong Yong ; Lee, Jae Won. In: Working Paper Series. RePEc:snu:ioerwp:no132. Full description at Econpapers || Download paper | 2 |
| 8 | 2014 | Auctioning and Selling Positions: a noncooperative approach to queueing conflicts. (2014). Ju, Yuan ; van den Brink, Rene ; Chun, Youngsub. In: Working Paper Series. RePEc:snu:ioerwp:no91. Full description at Econpapers || Download paper | 2 |
Citing documents used to
compute impact factor: 4
| Year | Title | |
|---|---|---|
| 2023 | A Guide to Regression Discontinuity Designs in Medical Applications. (2023). Titiunik, Rocio ; Keele, Luke ; Cattaneo, Matias D. In: Papers. RePEc:arx:papers:2302.07413. Full description at Econpapers || Download paper | |
| 2023 | Reshoring, nearshoring and developing countries. (2023). Seri, Cecilia ; Pietrobelli, Carlo. In: MERIT Working Papers. RePEc:unm:unumer:2023003. Full description at Econpapers || Download paper | |
| 2023 | Impact of Environmental Regulation on Cross-Border MAs in high- and low-polluting sectors. (2023). Milgram Baleix, Juliette ; Carril-Caccia, Federico. In: ThE Papers. RePEc:gra:wpaper:23/04. Full description at Econpapers || Download paper | |
| 2023 |
Recent citations
Recent citations received in 2022
| Year | Citing document |
|---|
Recent citations received in 2021
| Year | Citing document |
|---|
Recent citations received in 2020
| Year | Citing document | |
|---|---|---|
| 2020 | Modeling optimal quarantines under infectious disease related mortality. (2020). Goenka, Aditya ; Nguyen, Manh-Hung ; Liu, Lin. In: Discussion Papers. RePEc:bir:birmec:20-24. Full description at Econpapers || Download paper | |
| 2020 | Le diseguaglianze in Italia nella stagione del Covid-19. (2020). Delbono, Flavio. In: QUADERNI DI ECONOMIA DEL LAVORO. RePEc:fan:quaqua:v:html10.3280/qua2020-111004. Full description at Econpapers || Download paper | |
| 2020 | The Fall in Income Inequality during COVID-19 in Five European Countries. (2020). D'Ambrosio, Conchita ; Clark, Andrew ; Lepinteur, Anthony. In: Working Papers. RePEc:inq:inqwps:ecineq2020-565. Full description at Econpapers || Download paper | |
| 2020 | Entrepreneurial Recovery from COVID-19: Decentralization, Democratization, Demand, Distribution, and Demography. (2020). , Wimnaude ; Naude, Wim . In: IZA Discussion Papers. RePEc:iza:izadps:dp13436. Full description at Econpapers || Download paper | |
| 2020 | Reacting Quickly and Protecting Jobs: The Short-Term Impacts of the COVID-19 Lockdown on the Greek Labor Market. (2020). Giannakopoulos, Nicholas ; Tzimas, Giannis ; Testaverde, Mauro ; Pantelaiou, Ioanna ; Laliotis, Ioannis ; Betcherman, Gordon. In: IZA Discussion Papers. RePEc:iza:izadps:dp13516. Full description at Econpapers || Download paper | |
| 2020 | Working from Home in Developing Countries. (2020). Poschke, Markus ; Gottlieb, Charles ; Grobovsek, Jan ; Saltiel, Fernando. In: IZA Discussion Papers. RePEc:iza:izadps:dp13737. Full description at Econpapers || Download paper | |
| 2020 | Modeling optimal quarantines under infectious disease related mortality. (2020). Goenka, Aditya ; Nguyen, Manh-Hung ; Liu, Lin. In: Working Papers. RePEc:liv:livedp:202025. Full description at Econpapers || Download paper | |
| 2020 | The Heterogeneous and Regressive Consequences of COVID-19: Evidence from High Quality Panel Data. (2020). Fisher, Paul ; Crossley, Thomas F ; Low, Hamish. In: Economics Series Working Papers. RePEc:oxf:wpaper:919. Full description at Econpapers || Download paper | |
| 2020 | Forecasting imported COVID-19 cases in South Korea using mobile roaming data. (2020). Ahn, Insung ; Choi, Soo Beom. In: PLOS ONE. RePEc:plo:pone00:0241466. Full description at Econpapers || Download paper | |
| 2020 | An economic model of the Covid-19 pandemic with young and old agents: Behavior, testing and policies. (2020). Santos, Cezar ; Kircher, Philipp ; Brotherhood, Luiz ; Tertilt, Michele. In: Working Papers. RePEc:ptu:wpaper:w202014. Full description at Econpapers || Download paper | |
| 2020 | ???????? ???????? ????????? ?? ????? ???????? COVID-19: ????? ????????? ??????? ????????????. (2020). ХоÑкина Ð. Ð., ; ÐолоÑниÑÑна Ð. Ð., ; ÐаÑимова Ð. С., ; Ðалинин Ð. Ð., . In: ??????? ???????????????? ? ?????????????? ?????????? // Public administration issues. RePEc:scn:vgmu00:2020:i:4:p:7-30. Full description at Econpapers || Download paper | |
| 2020 | Modeling optimal quarantines under infectious disease related mortality. (2020). Nguyen, Manh-Hung ; Liu, Lin ; Goenka, Aditya. In: TSE Working Papers. RePEc:tse:wpaper:124616. Full description at Econpapers || Download paper | |
| 2020 | Reacting Quickly and Protecting Jobs : The Short-Term Impacts of the COVID-19 Lockdown on the Greek Labor Market. (2020). Giannakopoulos, Nicholas ; Tzimas, Giannis ; Testaverde, Mauro ; Pantelaiou, Ioanna ; Laliotis, Ioannis ; Betcherman, Gordon. In: Policy Research Working Paper Series. RePEc:wbk:wbrwps:9356. Full description at Econpapers || Download paper | |
| 2020 | Reacting quickly and protecting jobs: The short-term impacts of the COVID-19 lockdown on the Greek labor market. (2020). Tzimas, Giannis ; Testaverde, Mauro ; Pantelaiou, Ioanna ; Laliotis, Ioannis ; Giannakopoulos, Nicholas ; Betcherman, Gordon. In: GLO Discussion Paper Series. RePEc:zbw:glodps:613. Full description at Econpapers || Download paper | |
| 2020 | Entrepreneurial Recovery from COVID-19: Decentralization, Democratization, Demand, Distribution, and Demography. (2020). Naud̮̩, Wim ; Naude, Wim . In: GLO Discussion Paper Series. RePEc:zbw:glodps:631. Full description at Econpapers || Download paper | |
| 2020 | Gender inequality in COVID-19 times: Evidence from UK Prolific participants. (2020). Quintana-Domeque, Climent ; Oreffice, Sonia. In: GLO Discussion Paper Series. RePEc:zbw:glodps:738. Full description at Econpapers || Download paper | |
| 2020 | COVID-19 and inequality. (2020). Cappellari, Lorenzo ; Ben Yahmed, Sarra ; Tommasi, Mariano ; Tertilt, Michele ; Neidhofer, Guido ; Jenkins, Stephen P ; Corak, Miles ; Checchi, Daniele. In: ZEW policy briefs. RePEc:zbw:zewpbs:52020. Full description at Econpapers || Download paper |
10 most frequent citing series