NUR MUSTAQIMAN, A. .; WIROSOEDARMO, R. .; SUHARTO, B. .; ILHAM, A. .; SUWITO, H. . PENGARUH BIOCHAR SEKAM PADI DAN TONGKOL JAGUNG TERHADAP PENURUNAN LOGAM Fe. Envirotek : Jurnal Ilmiah Teknik Lingkungan, [S. l.], v. 13, n. 2, p. 1–9, 2021. DOI: 10.33005/envirotek.v13i2.100. Disponível em: https://envirotek.upnjatim.ac.id/index.php/envirotek/article/view/100. Acesso em: 23 oct. 2024.