| 2019 | ICALT | An Open Model for Student Assessment Visualization. | Hiran Nonato M. Ferreira, Guilherme Oliveira, Rafael Dias Arajo, Fabiano A. Dora, Renan G. Cattelan |
| 2017 | ICALT | An Approach for Automatic and Dynamic Analysis of Learning Objects Repositories through Ontologies and Data Mining Techniques for Supporting Personalized Recommendation of Content in Adaptive and Intelligent Educational Systems. | Fabiano Azevedo Dora, Vitor C. de Carvalho, Miller M. Mendes, Rafael Dias Arajo, Hiran Nonato M. Ferreira, Renan G. Cattelan |
| 2017 | ICALT | An Automatic and Dynamic Knowledge Assessment Module for Adaptive Educational Systems. | Hiran Nonato M. Ferreira, Taffarel Brant-Ribeiro, Rafael Dias Arajo, Fabiano Azevedo Dora, Renan G. Cattelan |
| 2017 | SMC | Open student modeling for academic performance visualization in Ubiquitous Learning Environments. | Hiran Nonato M. Ferreira, Rafael Dias Arajo, Fabiano Azevedo Dora, Renan G. Cattelan |
| 2016 | ICTAI | An Automatic and Dynamic Student Modeling Approach for Adaptive and Intelligent Educational Systems Using Ontologies and Bayesian Networks. | Hiran Nonato M. Ferreira, Taffarel Brant-Ribeiro, Rafael Dias Arajo, Fabiano Azevedo Dora, Renan G. Cattelan |
| 2016 | IUI | Learning Objects Authoring Supported by Ubiquitous Learning Environments. | Rafael Dias Arajo, Hiran Nonato M. Ferreira, Fabiano A. Dora, Renan G. Cattelan |
| 2013 | SMC | Personalization of Interactive Digital Media in Ubiquitous Educational Environments. | Rafael Dias Arajo, Taffarel Brant-Ribeiro, Renan G. Cattelan, Sandra de Amo, Hiran Nonato M. Ferreira |