TY - JOUR AU - E. Kh. Gimadi AU - E. V. Ivonina TI - Approximation algorithms for maximum-weight problem of two-peripatetic salesmen JO - Diskretnyj analiz i issledovanie operacij PY - 2012 SP - 17 EP - 32 VL - 19 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DA_2012_19_1_a1/ LA - ru ID - DA_2012_19_1_a1 ER -