Hutagalung, Pieter Leuvanggi, Andar Sitohang, and Lianus Ndruru. “APLIKASI NON DESTRUCTIVE TEST PADA INVESTIGASI KEANDALAN STRUKTUR BETON JEMBATAN (Studi Kasus : Jembatan Aek Boga I Ruas Jalan Singkuang-Natal)”. ATDS Saintech Journal of Engineering 3, no. 1 (June 23, 2022): 82–88. Accessed June 27, 2026. https://ejournal.atds.ac.id/index.php/atdssaintech/article/view/29.