@article{IVM_1974_10_a2,
     author = {S. G. Gindikin},
     title = {Stability of {Petrovski\u{i}} well-posed differential operators with one space variable},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {19--28},
     year = {1974},
     number = {10},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1974_10_a2/}
}