SARI, KADEK INTAN; 						DHARMAWAN, KOMANG; 						HARINI, LUH PUTU IDA.
 PENENTUAN PORTOFOLIO OPTIMAL SAHAM YANG TERGOLONG INDEKS LQ45 MENGGUNAKAN FUNGSI UTILITAS BENTUK PANGKAT.
<strong>E-Jurnal Matematika</strong>, [S.l.], v. 9, n. 1, p. 85-89, jan. 2020.
ISSN 2303-1751. Available at: &lt;<a href="https://ojs.unud.ac.id/index.php/mtk/article/view/57295" target="_new">https://ojs.unud.ac.id/index.php/mtk/article/view/57295</a>&gt;. Date accessed: 14 oct. 2025.
doi: <a href="https://doi.org/10.24843/MTK.2020.v09.i01.p283">https://doi.org/10.24843/MTK.2020.v09.i01.p283</a>.