%0 Journal Article %A S. V. Zakurdaev %T Hierarchical algorithm for constructing a minimal spanning tree %J Matematičeskoe obrazovanie %D 2020 %P 51-53 %V 93 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MO_2020_93_1_a6/ %G ru %F MO_2020_93_1_a6