Lobaina, Esther, and C. Suárez. “Results Obtained in a Data Mining Process Applied to a Database Containing Bibliographic Information Concerning Four Segments of Science”. JISTEM - Journal of Information Systems and Technology Management (Online) 15 (June 7, 2018): e201815003. Accessed February 20, 2020. http://www.revistas.usp.br/jistem/article/view/160839.