SUKHATME, P. V.; NANDA, D. N. The role of sampling in scientific research. Defence Science Journal, [S. l.], v. 1, n. 2, p. 144–146, 2013. DOI: 10.14429/dsj.1.3305. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/3305. Acesso em: 17 jun. 2025.