KOVALEV, A. M.; SHCHERBAK, V. F. Conditions of unique solvability for the inverse problems in controlled dynamical systems. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 44, n. 10, p. 1359–1366, 1992. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/8232. Acesso em: 14 apr. 2025.