TRIARTADI, A.; SETIAWAN, R.; ALBART, N. Analisis Investasi Saham Pada Sektor Telekomunikasi, Otomotif Dan Perkebunan Pada Tahun 2023: Analisis Metode Markowitz. Management Studies and Entrepreneurship Journal (MSEJ), [S. l.], v. 5, n. 2, p. 5135–5141, 2024. DOI: 10.37385/msej.v5i2.6411. Disponível em: https://journal.yrpipku.com/index.php/msej/article/view/6411. Acesso em: 31 aug. 2025.