ASTUTIK, Heny Sri. Fostering Vocational Students’ Self-Confidence and Learning Interest in Mathematics Through ARCS-Based Instruction. ETDC: Indonesian Journal of Research and Educational Review , [S. l.], v. 5, n. 4, p. 2582–2595, 2026. DOI: 10.51574/ijrer.v5i4.5524. Disponível em: https://etdci.org/journal/ijrer/article/view/5524. Acesso em: 13 aug. 2026.