A RESEARCH PROJECT REMOVING HEAVY METALS FROM WASTEWATER OF SMALL-SCALE GOLD MINERS OF CAMARINES NORTE (PHILIPPINES) USING COCO-PEAT AS SORBENT MATERIAL. ASEAN Engineering Journal, [S. l.], v. 1, n. 1, p. 22–28, 2012. DOI: 10.11113/aej.v1.15328. Disponível em: https://journals.utm.my/aej/article/view/15328.. Acesso em: 18 may. 2024.