Hidayat, Irpan. “Analisis Perhitungan Jembatan Gelagar I Pada Jembatan Jalan Raya Dan Jembatan Kereta Api”. ComTech: Computer, Mathematics and Engineering Applications 4, no. 1 (June 30, 2013): 517–528. Accessed February 25, 2026. https://journal.binus.ac.id/index.php/comtech/article/view/2797.