An Approach for Identification of User's Intentions During the Navigation in Semantic Websites. - Rafael Liberato Roberto; Sérgio Roberto P. da Silva (ESWC, 2007)

WED-SQL: A Relational Framework for Design and Implementation of Process-Aware Information Systems. - Bruno Padilha; André Luís Schwerz; Rafael Liberato Roberto (ICDCS Workshops, 2017)

WED-SQL: An Intermediate Declarative Language for PAIS Execution. - Bruno Padilha; Rafael Liberato Roberto; André Luís Schwerz; Calton Pu; João Eduardo Ferreira (ICWS, 2018)