RAO, N. P. Field trials on the effectiveness of treatment of hessian with DDT for packing woolen. Defence Science Journal, [S. l.], v. 10, n. 2, p. 111–112, 2014. DOI: 10.14429/dsj.10.7658. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/7658. Acesso em: 3 aug. 2025.