@article{00561634, title = {Solutions to Lyapunov stability problems of sets: Nonlinear systems with differentiable motions.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {17}, year = {1994}, pages = {103-112}, doi = {10.1155/S0161171294000141}, zbl = {0792.34047}, language = {en}, url = {http://dml.mathdoc.fr/item/00561634} }
Grujić, Ljubomir T. Solutions to Lyapunov stability problems of sets: Nonlinear systems with differentiable motions.. International Journal of Mathematics and Mathematical Sciences, Tome 17 (1994) pp. 103-112. doi : 10.1155/S0161171294000141. http://gdmltest.u-ga.fr/item/00561634/