चन्दर रमेश. प्रदूषण एक समस्या , समस्त संसार के लिए चुनौती. Universal Research Reports, [S. l.], v. 9, n. 1, p. 52–59, 2022. Disponível em: https://urr.shodhsagar.com/index.php/j/article/view/964. Acesso em: 20 sep. 2024.