TY  - JOUR
AU  - T. A. Tushkina
TI  - Calculation of lower bound of schedule length
JO  - Zapiski Nauchnykh Seminarov POMI
PY  - 1983
SP  - 35
EP  - 40
VL  - 124
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/ZNSL_1983_124_a2/
LA  - ru
ID  - ZNSL_1983_124_a2
ER  -