TY  - JOUR
AU  - A. N. Glebov
AU  - D. Zh. Zambalayeva
TI  - Polynomial algorithm with approximation ratio $7/9$ for maximum 2-PSP
JO  - Diskretnyj analiz i issledovanie operacij
PY  - 2011
SP  - 17
EP  - 48
VL  - 18
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DA_2011_18_4_a1/
LA  - ru
ID  - DA_2011_18_4_a1
ER  -