@article{DAN_1968_178_6_a3,
     author = {A. E. Gel'man and E. N. Gersht},
     title = {A generalization of {Ljapunov's} first stability theorem for certain classes of differential equations in {Banach} spaces},
     journal = {Doklady Akademii Nauk},
     pages = {1241--1244},
     publisher = {mathdoc},
     volume = {178},
     number = {6},
     year = {1968},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1968_178_6_a3/}
}