TY  - JOUR
AU  - T. I. Chayka
TI  - Method of spatial characteristics
JO  - Vestnik Moskovskogo universiteta. Matematika, mehanika
PY  - 1983
SP  - 81
EP  - 84
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/VMUMM_1983_1_a20/
LA  - ru
ID  - VMUMM_1983_1_a20
ER  -