%0 Journal Article %A A. G. Chentsov %T Extreme problems of routing with restrictions %J Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta %D 2006 %P 163-166 %V 37 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IIMI_2006_37_3_a74/ %G ru %F IIMI_2006_37_3_a74