%0 Journal Article %A E. Kh. Gimadi %A E. N. Goncharov %T A~two-level choice problem for a~system of machines and nodes with a~nonlinear production function %J Sibirskij žurnal industrialʹnoj matematiki %D 2006 %P 44-54 %V 9 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJIM_2006_9_2_a4/ %G ru %F SJIM_2006_9_2_a4