SHAABAN, S. M.; TAWFIK, S. Z. Classification of Volcanic Rocks based on Rough Set Theory. Engineering, Technology & Applied Science Research, Greece, v. 10, n. 2, p. 5501–5504, 2020. DOI: 10.48084/etasr.3420. Disponível em: https://etasr.com/index.php/ETASR/article/view/3420. Acesso em: 30 jun. 2024.