Analisis Sedimen Suspensi di Saluran Primer UNP Air Tawar Kecamatan Padang Utara Rahman, Aditya Ris FT UNP Arbi, Yaumal Rizal, Fahmi Andayono, Totoh thesis https://repository.unp.ac.id/id/eprint/40164/ https://repository.unp.ac.id/id/eprint/40164/1/final_B1_1_ADITYA_RIS_RAHMAN_18323039_6156_2022.pdf open access 2022-08 Saluran Primer Sedimen Meyer Peter Muller Lane Kalinske Einstein