GURTU, S. K. Optimisation Problem of Entry into Earth’s Atmosphere. Defence Science Journal, [S. l.], v. 48, n. 4, p. 337–342, 2013. DOI: 10.14429/dsj.48.3957. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/3957. Acesso em: 8 jul. 2025.