Hybrid Model of Artificial Neural Networks and Principal Component Decomposition for Predicting Greenhouse Gas Emissions in the Brazilian MATOPIBA Region. Global Journal of Human-Social Science, [S. l.], v. 25, n. E1, p. 69–80, 2025. Disponível em: https://testing.socialscienceresearch.org/index.php/GJHSS/article/view/104316. Acesso em: 4 feb. 2026.