KYRYCHENKO, V. V. Andoyer–deprit variables use to the hess gyroscope phase trajectories exploring. Electronics and Control Systems, [S. l.], v. 4, n. 50, p. 102–107, 2016. DOI: 10.18372/1990-5548.50.11397. Disponível em: https://jrnl.nau.edu.ua/index.php/ESU/article/view/11397. Acesso em: 22 feb. 2026.