RAJAGUKGUK, Waminton. Evaluation of Calculus Learning Outcomes Based on Basic Ability, Attidude, and Motivation, of Students of Faculty of Mathematics and Natural Science of Medan State University. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 32, n. 3, p. 246–257, 2017. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/7179. Acesso em: 13 sep. 2025.