TY  - JOUR
AU  - V. V. Sokolov
TI  - Birationally isomorphic commutative rings of differential operators
JO  - Funkcionalʹnyj analiz i ego priloženiâ
PY  - 1978
SP  - 88
EP  - 89
VL  - 12
IS  - 3
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/FAA_1978_12_3_a19/
LA  - ru
ID  - FAA_1978_12_3_a19
ER  -