Puji Laksono, Hardian, and Tuhu Agung Rachmanto. “PENYEBARAN POLUTAN DI KEGIATAN PEMANFAATAN OLI BEKAS”. Envirotek : Jurnal Ilmiah Teknik Lingkungan 11, no. 2 (October 30, 2019): 9–13. Accessed November 23, 2024. https://envirotek.upnjatim.ac.id/index.php/envirotek/article/view/7.