HEVARDANI, K. A. .; NURHIZRAH GISTITUATI; ALWEN BENTRI; YERIZON; YARMAN. Mathematics Learning Based on Jean Piaget’s Cognitive Development Theory in Vocational Schools. Rangkiang Mathematics Journal, [S. l.], v. 5, n. 2, p. 91–99, 2026. DOI: 10.24036/rmj.v5i2.62. Disponível em: https://math.ppj.unp.ac.id/index.php/RMJ/article/view/62. Acesso em: 31 oct. 2026.