%0 Journal Article %A V. A. Buslov %T The structure of minimum-weight directed forests: related forests and convexity inequalities %J Zapiski Nauchnykh Seminarov POMI %D 2018 %P 5-21 %V 475 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2018_475_a0/ %G ru %F ZNSL_2018_475_a0