ELFINA, H.; IZWITA DEWI; HAMIDAH NASUTION. The Effect of Problem-Based Learning Assisted by The Desmos Application on Students’ Mathematical Ability in Quadratic Function Material. Journal of Mathematics Instruction, Social Research and Opinion, Bandung, Indonesia, v. 5, n. 2, p. 1879–1888, 2026. DOI: 10.58421/misro.v5i2.867. Disponível em: https://journal-gehu.com/index.php/misro/article/view/867. Acesso em: 22 aug. 2026.