HERMAN, Herman. Analisis Risiko dan Return Saham Teraktif di BEI. GAUSS: Journal of Mathematics, Statistics, and Mathematics Education, [S. l.], v. 1, n. 1, p. 32–41, 2025. Disponível em: https://journal.ininnawaparaedu.com/jmsme/article/view/298. Acesso em: 11 jan. 2026.