Mahardhika, R., Hartono and Inmarlinianto (2022) “TECHNICAL DESIGN OF MINE DRAINAGE SYSTEM IN LIMESTONE MINING AT UP. PARNO, KARANGASEM VILLAGE, PONJONG DISTRICT, GUNUNGKIDUL DISTRICT, REGION YOGYAKARTA SPECIAL: RANCANGAN TEKNIS SISTEM PENYALIRAN TAMBANG PADA PENAMBANGAN BATUGAMPING DI UP. PARNO, DESA KARANGASEM, KECAMATAN PONJONG, KABUPATEN GUNUNGKIDUL, DAERAH ISTIMEWA YOGYAKARTA”, INTAN Jurnal Penelitian Tambang, 5(2), pp. 35–42. doi: 10.56139/intan.v5i2.148.