Keyword search in databases, c2010, via WWW, Dec. 29, 2009: PDF t.p. (Lijun Chang; Chinese University of Hong Kong)

Chang, Lijun. Cohesive subgraph computation over large sparse graphs, 2018: (Lijun Chang) title page verso (Lijun Chang, School of Computer Science, University of Sydney, Sydney, NSW, Australia)

University of Sydney website, Oct. 6, 2021 Directory (Dr Lijun Chang; Senior Lecturer and Future Fellow, School of Computer Science, University of Sydney; BA, Computer Science & Technology, Renmin University of China; Ph. D., Chinese University of Hong Kong)