Studying scientific collaboration. Part 1: Methodology for investigating collaboration. Part 2: Research papers - collaboration in action. - Mari Davis; Henry Small; Elie Geisler; Chaomei Chen; Jian Qin 001; Ji-Hong Park; Sofía Liberman; Jane M. Russell; Blaise Cronin; Caroline Haythornthwaite; Kelly Maglaughlin; Diane H. Sonnenwald; et al. (ASIST, 2004)

Scientific group cohesiveness at the National University of México. - Mariana Lima; Sofía Liberman; Jane M. Russell (Scientometrics, 2005)

Independent simultaneous discoveries visualized through network analysis: the case of linear canonical transforms. - Sofía Liberman; Kurt Bernardo Wolf (Scientometrics, 2015)