FAVINI, A. Identification for Degenerate Differential Problems of Hyperbolic Type. Bruno Pini Mathematical Analysis Seminar, [S. l.], v. 8, n. 1, p. 204–218, 2017. DOI: 10.6092/issn.2240-2829/8173. Disponível em: https://mathematicalanalysis.unibo.it/article/view/8173. Acesso em: 5 may. 2024.