TY  - JOUR
AU  - S. T. Zavalishchin
AU  - A. N. Sesekin
TI  - Singular solutions in optimization problems for dynamical systems with a quadratic quality test
JO  - Differencialʹnye uravneniâ
PY  - 1975
SP  - 665
EP  - 671
VL  - 11
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DE_1975_11_4_a7/
LA  - ru
ID  - DE_1975_11_4_a7
ER  -