1.
Ivanova-Karatopraklieva I. ON INFINITESIMAL RIGIDITY OF HYPERSURFACES IN EUCLIDEAN SPACE. Ann. Sofia Univ. Fac. Math. and Inf. [Internet]. 2005 Dec. 12 [cited 2024 Dec. 12];97:143-50. Available from: https://stipendii.uni-sofia.bg/index.php/fmi/article/view/152