TY  - JOUR
AU  - S. V. Yushmanov
TI  - A general method for evaluating the metric characteristics of a
JO  - Doklady Akademii Nauk
PY  - 1989
SP  - 52
EP  - 54
VL  - 306
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1989_306_1_a10/
LA  - ru
ID  - DAN_1989_306_1_a10
ER  -