EXISTENCE OF CLASSICAL WEAKENED SOLUTION ON THE AXIS OF THIRD CENTRALLY SYMMETRIC MIXED PROBLEM FOR SECOND ORDER HOMOGENEOUS THREE-DIMENSIONAL GENERAL HYPERBOLIC EQUATION. Far East Journal of Dynamical Systems, [S. l.], v. 39, n. 1, p. 1–22, 2025. DOI: 10.17654/0972111826001. Disponível em: https://pphmjopenaccess.com/fejds/article/view/3949. Acesso em: 5 jan. 2026.