New Fixed Point Results over Orthogonal $\mathcal{F}$-Metric Spaces and Application in Second-Order Differential Equations. Journal of Nonlinear Modeling and Analysis, [S. l.], v. 6, n. 3, p. 825–840, 2024. DOI: 10.12150/jnma.2024.825. Disponível em: https://www.global-sci.com/index.php/jnma/article/view/13768. Acesso em: 27 feb. 2026.