BHATTACHARYYA, M. N.; RAO, V.; KAPOOR, K. S. On Estimating the Parameters of Truncated Trivariate Normal Distributions. Defence Science Journal, [S. l.], v. 19, n. 3, p. 157–166, 2014. DOI: 10.14429/dsj.19.7485. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/7485. Acesso em: 6 jul. 2025.