Abdul Hakam, Junaidi, Bayu M Adji, and Shafira Rahmadilla Hape. “WEST SUMATRA COASTLINE CHANGE DUE TO ABRASION PROTECTION STRUCTURES: PADANG BEACH”. GEOMATE Journal 16, no. 57 (January 20, 2019): 170–175. Accessed April 23, 2024. https://geomatejournal.com/geomate/article/view/2864.