HASIBUAN, A. M.; PULUNGAN, S. A.; RAMADHANI, R. Theoretical Model of Intelligence Integration to Improve Self-Directed Learning in Mathematics in the 21st Century. Journal of Mathematics Instruction, Social Research and Opinion, Bandung, Indonesia, v. 5, n. 1, p. 1037–1048, 2026. DOI: 10.58421/misro.v5i1.1232. Disponível em: https://journal-gehu.com/index.php/misro/article/view/1232. Acesso em: 25 aug. 2026.