RIMROTT, F. P. J.; CLEGHORN, W. L. Orbit Transfer by Means of a Ward Spiral. Technische Mechanik - European Journal of Engineering Mechanics, [S. l.], v. 22, n. 4, p. 283–290, 2019. Disponível em: https://journals.ub.ovgu.de/index.php/techmech/article/view/1034. Acesso em: 29 apr. 2024.