TY  - JOUR
AU  - V. V. Fokicheva
TI  - A~topological classification of billiards in locally planar domains bounded by arcs of confocal quadrics
JO  - Sbornik. Mathematics
PY  - 2015
SP  - 1463
EP  - 1507
VL  - 206
IS  - 10
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/SM_2015_206_10_a4/
LA  - en
ID  - SM_2015_206_10_a4
ER  -