Doklady Akademii Nauk, Tome 244 (1979) no. 4, pp. 824-827
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Le Khyu Zien; V. I. Shevchenko. Homotopy classification of systems in the plane that are elliptic in the sense of Douglis and Nirenberg. Doklady Akademii Nauk, Tome 244 (1979) no. 4, pp. 824-827. http://geodesic.mathdoc.fr/item/DAN_1979_244_4_a7/
@article{DAN_1979_244_4_a7,
author = {Le Khyu Zien and V. I. Shevchenko},
title = {Homotopy classification of systems in the plane that are elliptic in the sense of {Douglis} and {Nirenberg}},
journal = {Doklady Akademii Nauk},
pages = {824--827},
year = {1979},
volume = {244},
number = {4},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1979_244_4_a7/}
}
TY - JOUR
AU - Le Khyu Zien
AU - V. I. Shevchenko
TI - Homotopy classification of systems in the plane that are elliptic in the sense of Douglis and Nirenberg
JO - Doklady Akademii Nauk
PY - 1979
SP - 824
EP - 827
VL - 244
IS - 4
UR - http://geodesic.mathdoc.fr/item/DAN_1979_244_4_a7/
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ID - DAN_1979_244_4_a7
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%T Homotopy classification of systems in the plane that are elliptic in the sense of Douglis and Nirenberg
%J Doklady Akademii Nauk
%D 1979
%P 824-827
%V 244
%N 4
%U http://geodesic.mathdoc.fr/item/DAN_1979_244_4_a7/
%G ru
%F DAN_1979_244_4_a7
