KAY THI KHAING; CHONGCHIN POLPRASERT; SUWISA MAHASANDANA. Phosphorus Extraction from Waste Activated Sludge using Sulfuric Acid Leaching: Recovery P and Reduction P Leakage. International Journal of Scientific Research and Innovative Studies, [S. l.], v. 1, n. 2, p. 111–116, 2022. Disponível em: https://ijsrisjournal.com/index.php/ojsfiles/article/view/65. Acesso em: 18 apr. 2026.