Sumarjono E, Sutrisno AD, Sinaga DO. PENENTUAN STATUS MUTU AIR PERMUKAAN AKIBAT PEMBUANGAN LIMBAH PENGOLAHAN BIJIH EMAS DENGAN METODE AMALGAMASI DI SUNGAI SANGON KALIREJO KOKAP DAERAH ISTIMEWA YOGYAKARTA. Journal Technology of Civil, Electrical, Mechanical, Geology, Mining, and Urban Design [Internet]. 2022Dec.28 [cited 2024Nov.23];7(2):17-4. Available from: //journal.itny.ac.id/index.php/krvtk/article/view/3758