Using Text Similarity to Detect Social Interactions not Captured by Formal Reply Mechanisms. - Samuel Barbosa; Roberto M. Cesar Jr.; Dan Cosley (e-Science, 2015)

Averaging Gone Wrong: Using Time-Aware Analyses to Better Understand Behavior. - Samuel Barbosa; Dan Cosley; Amit Sharma 007; Roberto M. Cesar Jr. (WWW, 2016)