Green Spectrophotometric Method for Determination of Mesalazine Drug by Oxidative Coupling Reaction with Phenoxazine. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 24, n. 2, p. 135–144, 2024. DOI: 10.21743/pjaec/2023.12.02. Disponível em: https://pjaec.pk/index.php/pjaec/article/view/54. Acesso em: 12 jul. 2025.