HP, Achmad Faiz. “Studi Kemampuan-Kemauan Membayar Konsumen Jasa Angkutan Umum Bus Damri-Ekonomi Di Kota Surabaya”. Jurnal Aplikasi Teknik Sipil 1, no. 1 (July 22, 2025): 11–17. Accessed July 30, 2026. https://journal.its.ac.id/index.php/jats/article/view/6485.