BAJAJ, I.; CHATTERJEE, S. R. Nitration of Polystyrene Part-I Effect of Molecular Weight of Polymer on Nitration. Defence Science Journal, [S. l.], v. 17, n. 1, p. 45–48, 2014. DOI: 10.14429/dsj.17.7370. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/7370. Acesso em: 6 jul. 2025.