HARDIYANTI, S. E.; WIDYANINGSIH, I. U. COMPARATIVE ANALYSIS OF STOCK PORTFOLIOS PERFORMANCE IN INDONESIA, MALAYSIA, AND SINGAPORE. Management Science Research Journal, [S. l.], v. 5, n. 2, p. 70–89, 2026. DOI: 10.56548/msr.v5i2.219. Disponível em: https://www.managementscienceresearchjournal.com/index.php/msr/article/view/219. Acesso em: 9 jun. 2026.