Microwave Assisted Urea Modified Bengal Gram Husk for the Batch Wise Removal of Methylene Blue from Aqueous Medium. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 19, n. 2, p. 153 – 159, 2018. DOI: 10.21743/pjaec/2018.12.17. Disponível em: https://pjaec.pk/index.php/pjaec/article/view/188. Acesso em: 3 jul. 2025.