YU, J.; TOBILKO, V. Removal of methylene blue from water by NiO-modified silica gel. Technology audit and production reserves, [S. l.], v. 6, n. 3(80), p. 47–52, 2024. DOI: 10.15587/2706-5448.2024.319822. Disponível em: https://journals.uran.ua/tarp/article/view/319822. Acesso em: 5 dec. 2025.