MANURUNG, P. A. H.; MANURUNG, A. .; MACHDAR, N. M. .; SIJABAT, J. . STOCK SELECTION USING SEMI-VARIANCE AND BETA TO CONSTRUCT PORTFOLIO AND EFFECT MACRO-VARIABLE ON PORTFOLIO RETURN. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 15, n. 1, p. 14–25, 2024. DOI: 10.61841/turcomat.v15i1.14350. Disponível em: https://www.turcomat.org/index.php/turkbilmat/article/view/14350. Acesso em: 17 may. 2024.