Rahardjo, Ibnu Pudji, et al. “Studi Perbandingan Kinerja Pier Jembatan Tipe Portal Dengan Tipe Dinding”. Jurnal Aplikasi Teknik Sipil, vol. 17, no. 2, July 2025, pp. 15-20, https://journal.its.ac.id/index.php/jats/article/view/6938.