HANG, N. N. T. Removal of Suspended Clay Particles in Water by Weathered Volcanic Ash-Based Material. American Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 35, n. 1, p. 58–66, 2017. Disponível em: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/3262. Acesso em: 4 may. 2024.