“SISTEM PEMANTAUAN DVOR VRB-53D MENGGUNAKAN TENDA 03 DI PERUM LPPNPI CABANG PANGKALPINANG”. PROCEEDINGS OF NATIONAL COLLOQUIUM RESEARCH AND COMMUNITY SERVICE 3 (September 16, 2019): 142–146. Accessed April 10, 2026. https://www.journal.ubb.ac.id/index.php/snppm/article/view/1336.