ANALISIS PENGARUH DIVERSIFIKASI PORTOFOLIO DAN RETURN SAHAM TERHADAP RISIKO INVESTASI SAHAM PADA PT BANK RAKYAT INDONESIA (PERSERO) TBK. Musytari : Jurnal Manajemen, Akuntansi, dan Ekonomi, [S. l.], v. 25, n. 7, 2026. DOI: https://doi.org/10.2238/a6y4p753. Disponível em: https://journal.cib.institute/index.php/musytari/article/view/453. Acesso em: 23 oct. 2026.