The extension principle and a decomposition of fuzzy sets. - Yurilev Chalco-Cano; Heriberto Román-Flores; Marko Antonio Rojas-Medar; Osvaldo Ronald Saavedra; María-Dolores Jiménez-Gamero (Inf. Sci., 2007)

Solution of non-linear fuzzy systems by decomposition of incremental fuzzy numbers. - Osvaldo Ronald Saavedra; H. H. D. Mangueira; Yurilev Chalco-Cano; Heriberto Román-Flores (Inf. Sci., 2007)

Performance Analysis and Impact of the Improvements added in Ten-Years of Operation of Microgrid of Lençóis Island. - Diego Leonardo Santos Cosme; Osvaldo Ronald Saavedra; Luiz Antônio de Souza Ribeiro; José Gomes de Matos; Hércules Araújo Oliveira; Shigeaki Leite de Lima; Lucas de Paula Assunção Pinheiro (IECON, 2019)

Modeling of Direct-Drive Point Absorber Wave Energy Converters. - César Augusto Santana Castelo Branco; Luiz Antônio de Souza Ribeiro; José Gomes de Matos; Hugo Mendonça; Osvaldo Ronald Saavedra; Hércules Araújo Oliveira (IECON, 2021)

BEM Model Extended to Analyze the Performance of Medium and Large Size Wind Turbines. - Hércules Araújo Oliveira; José Gomes de Matos; Luiz Antônio de Souza Ribeiro; Osvaldo Ronald Saavedra; César Augusto Santana Castelo Branco (IECON, 2021)

A bidirectional converter control design to improve the performance of isolated microgrid. - Hércules Araújo Oliveira; Luiz Antônio de Souza Ribeiro; José Gomes de Matos; João Victor Mapurunga Caracas; Guilherme de Carvalo Farias; Osvaldo Ronald Saavedra; Lucas de Paula Assunção Pinheiro (IECON, 2021)

Modeling Tidal Streams of the Boqueirão Channel Using Delft3D. - Rafael Brito de Sousa Veras; Aline Mayara Santos Costa; Diego Leonardo Santos Cosme; Osvaldo Ronald Saavedra; Anthea Carla Czizeweski; Audalio Rebelo Torres Junior; Felipe Mendonça Pimenta (TENCON, 2021)

Smooth Integration of Rectifier-Battery Banks Operation in Real-Life Isolated Microgrids Based on Renewable Sources: Theory and Application. - Hércules Araújo Oliveira; José Gomes de Matos; Luiz Antônio de Souza Ribeiro; Osvaldo Ronald Saavedra; Alexandre de Andrade Lorencato; Alexandre Saccol Martins; Lucas de Paula Assunção Pinheiro (IEEE Trans. Smart Grid, 2022)