NOVIKA, Fanny; 						SURYAMIKA, Putu Egawastu.
 Rancang produk asuransi jiwa berjangka dengan metode Kostaki melalui model True Fractional Premiums.
<strong>PYTHAGORAS : Jurnal Program Studi Pendidikan Matematika</strong>, [S.l.], v. 13, n. 2, p. 146-156, oct. 2024.
ISSN 2615-7926.
Tersedia pada: &lt;<a href="https://www.journal.unrika.ac.id/index.php/jurnalphythagoras/article/view/6653" target="_new">https://www.journal.unrika.ac.id/index.php/jurnalphythagoras/article/view/6653</a>&gt;. Tanggal Akses: 13 feb. 2026
doi: <a href="https://doi.org/10.33373/pyth.v13i2.6653">https://doi.org/10.33373/pyth.v13i2.6653</a>.