@article{DAN_1973_209_6_a4,
     author = {L. A. Ivanov},
     title = {Smooth dependence of solutions of {Noether} problems on a parameter},
     journal = {Doklady Akademii Nauk},
     pages = {1271--1273},
     year = {1973},
     volume = {209},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1973_209_6_a4/}
}