An approach for semantic web services automatic discovery and composition with similarity metrics. - Ivo Calado; Heitor Barros; Ig Ibert Bittencourt (SAC, 2009)

A solution for personalized t-learning applications integrated with a web educational platform. - Douglas Véras; Ig Ibert Bittencourt; Heitor Barros; Marlos Silva; Evandro de Barros Costa (SAC, 2011)

Steps, techniques, and technologies for the development of intelligent applications based on Semantic Web Services: A case study in e-learning systems. - Heitor Barros; Alan Silva; Evandro de Barros Costa; Ig Ibert Bittencourt; Olavo Holanda; Leandro Melo de Sales (Eng. Appl. Artif. Intell., 2011)

A Meta-Information Extractor for Interrogative Sentences. - Cleyton Caetano de Souza; Joaquim Miguel Maia; Luiz Silva 001; Jonathas José de Magalhães; Heitor Barros; Evandro Costa; Joseana Macêdo Fechine (ICCSA (1), 2015)

Integrating educational repositories to improve the reuse of learning objects. - Heitor Barros; Evandro Costa; Jonathas Magalhães; Ranilson Paiva (SAC, 2015)

Linked Educational Online Courses to Provide Personalized Learning. - Heitor Barros; Jonathas Magalhães; Társis Marinho; Marlos Silva; Michel de Sousa Miranda; Evandro Costa (MICAI (2), 2017)

An Approach for Automatic Discovery, Composition and Invocation of Semantics Web Services for Data Mining. - Tarsis Marinho; Michel de Sousa Miranda; Heitor Barros; Evandro Costa; Patrick Henrique da S. Brito (MICAI (1), 2017)