Alessio, Osmar, and Luiz Augusto Ramos Cintra Neto. “Tangential Intersection Curves of Two Surfaces in the Three-Dimensional Lorentz-Minkowski Space”. Selecciones Matemáticas 12, no. 01 (July 26, 2025): 97 - 122. Accessed July 29, 2025. https://revistas.unitru.edu.pe/index.php/SSMM/article/view/6625.