TY  - JOUR
AU  - G. V. Bushmanova
AU  - A. P. Norden
TI  - A polar normalization of surfaces and a congruence of circles in the conformal plane
JO  - Učënye zapiski Kazanskogo universiteta. Seriâ Fiziko-matematičeskie nauki
PY  - 1970
SP  - 22
EP  - 32
VL  - 129
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/UZKU_1970_129_6_a2/
LA  - ru
ID  - UZKU_1970_129_6_a2
ER  -