TY  - JOUR
AU  - V. I. Sobolev
AU  - V. I. Shcherbin
TI  - On the differentiation of mappings of $K$-spaces
JO  - Doklady Akademii Nauk
PY  - 1975
SP  - 1020
EP  - 1022
VL  - 225
IS  - 5
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1975_225_5_a8/
LA  - ru
ID  - DAN_1975_225_5_a8
ER  -