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Tang, L.; Hu, G.: Tracing the footprint of knowledge spillover : evidence from U.S.-China collaboration in nanotechnology (2013)
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Du, J.; Tang, X.; Wu, Y.: ¬The effects of research level and article type on the differences between citation metrics and F1000 recommendations (2016)
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Li, X.; Thelwall, M.; Kousha, K.: ¬The role of arXiv, RePEc, SSRN and PMC in formal scholarly communication (2015)
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Leydesdorff, L.; Zhou, P.: Co-word analysis using the Chinese character set (2008)
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