Achmad Nurhidayat (2020) “KAJIAN VARIASI MATRIK KOMPOSIT SERBUK SEKAM PADI LIMBAH TERHADAP SIFAT MEKANIK”, JURNAL TEKNOSAINS KODEPENA, 1(1), pp. 29–36. Available at: https://jtk.kodepena.org/index.php/jtk/article/view/5 (Accessed: 13 November 2025).