%0 Journal Article %A A. D. Kharkevich %T A method for an approximate estimation of the trunking capacity of a primary-secondary network %J Doklady Akademii Nauk %D 1957 %P 308-309 %V 114 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_114_2_a13/ %G ru %F DAN_1957_114_2_a13