Oliveira, Paulo Sergio Gonçalves de, Elizabeth Kyoko Wada, Anderson Soares Lopes, and Luciano Ferreira da Silva. “Machine Learning and Sentiment Analysis to Assess the Evolution of the COVID-19 Pandemic and the Impacts on Tourism”. Anais Brasileiros de Estudos Turísticos 13, no. 1 (December 8, 2023). Accessed July 21, 2024. https://periodicos.ufjf.br/index.php/abet/article/view/39150.