PARTIAL DIFFERENTIAL EQUATIONS OF TIME-LIKE WEINGARTEN SURFACES IN THE THREE-DIMENSIONAL MINKOWSKI SPACE. Annual of Sofia University St. Kliment Ohridski. Faculty of Mathematics and Informatics, [S. l.], v. 101, p. 143–165, 2013. Disponível em: https://annual.uni-sofia.bg/index.php/fmi/article/view/236. Acesso em: 15 dec. 2025.