Decision-Making Simulator for Buying and Selling Stock Market Shares Based on Twitter Indicators and Technical Analysis. - Deborah S. A. Fernandes; Marcio G. C. Fernandes; Geovany A. Borges; Fabrízzio Alphonsus A. M. N. Soares (SMC, 2019)

Statistical relationship between internet data indicators and the Brazilian stock exchange. - Kéthlyn Campos Silva; Lucas J. Faria; Deborah S. A. Fernandes; Marcio G. C. Fernandes; Afonso Ueslei Da Fonseca; Fabrízzio Soares (CSCI, 2022)

Tweet and News Sentiment Indicators and the Behavior of the Brazilian Stock Market. - Lucas J. Faria; Kéthlyn Campos Silva; Deborah S. A. Fernandes; Marcio G. C. Fernandes; Fabrízzio Alphonsus A. M. N. Soares (INDIN, 2022)

A Deep Reinforcement Learning Approach for Portfolio Optimization of Brazilian Assets Using Fundamental and Sentiment Indicators. - Kéthlyn Campos Silva; Felipe Sá; Deborah S. A. Fernandes; Marcio G. C. Fernandes; Fabrízzio Soares (COMPSAC, 2025)

A Vision on Sentiment Analysis and other AI Applications on Investments Portfolio Optimization. - Guilherme M. Vital; Deborah S. A. Fernandes; Marcio G. C. Fernandes; Fabrízzio Soares (COMPSAC, 2025)