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  1. Zhou, P.; Su, X.; Leydesdorff, L.: ¬A comparative study on communication structures of Chinese journals in the social sciences (2010) 10.09 
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  2. Wu, Z.; Li, R.; Zhou, Z.; Guo, J.; Jiang, J.; Su, X.: ¬A user sensitive subject protection approach for book search service (2020) 10.09 
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  3. Wu, Z.; Xie, J.; Pan, J.; Su, X.: ¬An effective approach for the protection of user privacy in a digital library (2019) 10.09 
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  4. Wu, Z.; Lu, C.; Zhao, Y.; Xie, J.; Zou, D.; Su, X.: ¬The protection of user preference privacy in personalized information retrieval : challenges and overviews (2021) 10.09 
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