Subekti, Fajar, Siti Malkhamah, and Muhammad Zudhy Irawan. “Evaluasi Sistem Manajemen Keselamatan Perkeretaapian (SMKP) Dengan Risk Management Maturity Model (RM3) Di Workshop Ngrombo”. Sistem dan Teknik Transportasi Indonesia 3, no. 1 (May 28, 2026): 1–20. Accessed July 16, 2026. https://journal.pubmedia.id/index.php/stti/article/view/6111.