Indrianti, Efie, Robinson Manalu, Juan Prianto, and Martiningsih. “Side by Side Polypropylene (PP) Yarn Manufacturing and Characterization Using Melt Spinning Machine”. Jurnal Teknologika 15, no. 1 (May 21, 2025): 777-781. Accessed October 29, 2025. https://jurnal.wastukancana.ac.id/index.php/teknologika/article/view/444.