@article{DAN_1963_152_1_a15,
     author = {V. A. Trenogin},
     title = {Existence and asymptotic behavior of the solution of the {Cauchy} problem for a first-order differential 
},
     journal = {Doklady Akademii Nauk},
     pages = {63--66},
     publisher = {mathdoc},
     volume = {152},
     number = {1},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_152_1_a15/}
}