Is There Personalization in Twitter Search? A Study on polarized opinions about the Brazilian Welfare Reform. - Jonatas Castro dos Santos; Sean W. M. Siqueira; Bernardo Pereira Nunes; Pedro Paulo Balestrassi; Fabrício R. S. Pereira (WebSci, 2020)

The BiasChecker: how biased are social media searches? - Can Yang; Bernardo Pereira Nunes; Jonatas Castro dos Santos; Sean Wolfgand Matsui Siqueira; Xinyuan Xu (ASONAM, 2021)