“Pengaruh Perlakuan Panas Terhadap Kekuatan Baja ST 40 Karbon Rendah”. Prosiding SEMNAS INOTEK (Seminar Nasional Inovasi Teknologi), vol. 9, no. 2, July 2025, pp. 936-41, https://doi.org/10.29407/4akzre02.