IlmiH. Z., MundraI. W., and WedyantadjiB. “KAJIAN EVALUASI KINERJA SALURAN DRAINASE: Studi Kasus: Saluran Drainase Di Daerah Air Hitam Kota Samarinda”. STUDENT JOURNAL GELAGAR, Vol. 3, no. 2, June 2023, pp. 118-25, https://ejournal.itn.ac.id/index.php/gelagar/article/view/4094.