YEON KIM, Do; WON KANG, Sung. Extracting Environmental Research Trends using LDA. International Journal of Engineering & Technology, [S. l.], v. 7, n. 2.33, p. 1222–1228, 2018. DOI: 10.14419/ijet.v7i2.33.18107. Disponível em: https://www.sciencepubco.com/index.php/ijet/article/view/18107.. Acesso em: 2 may. 2024.