Determining a Pair of Metrics by Boundary Energy Associat edtoa Multitime PDE System. WSEAS Transactions on Mathematics, [S. l.], v. 25, n. 1, p. 45–50, 2026. Disponível em: https://wseass.com/index.php/mathematics/article/view/78. Acesso em: 17 apr. 2026.