LETROUIT, C. Catching all geodesics of a manifold with moving balls and application to controllability of the wave equation. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 24, n. 1, p. 291-309, 2021. DOI: 10.2422/2036-2145.202010_004. Disponível em: http://20.103.181.36/index.php/annaliscienze/article/view/5738. Acesso em: 25 may. 2025.