lutfi, muhammad. (2019). TA DEVELOPMENT OF THE ROAD DRAINATION SYSTEM MT. HARYONO GLOBAL SPORT BALIKPAPAN. Jurnal Tugas Akhir Teknik Sipil, 3(2), 75 - 84. Retrieved from https://ojs.poltekba.ac.id/ojs/index.php/jutateks/article/view/179