TY  - JOUR
AU  - I. M. Gel'fand
AU  - M. I. Graev
AU  - Z. Ya. Shapiro
TI  - An integral geometry problem connected with a pair of Grassmann manifolds
JO  - Doklady Akademii Nauk
PY  - 1970
SP  - 259
EP  - 262
VL  - 193
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1970_193_2_a1/
LA  - ru
ID  - DAN_1970_193_2_a1
ER  -