Continuous Subsonic-Sonic Flows in Curved Convergent Nozzles with a Fixed Point. Communications in Mathematical Research, [S. l.], 2026. DOI: 10.4208/cmr.2025-0049. Disponível em: https://www.global-sci.com/index.php/cmr/article/view/23482. Acesso em: 27 feb. 2026.