%0 Journal Article %A V. A. Baranski %A M. Yu. Vyplov %A V. P. Il'ev %T Minimizing modular and supermodular functions on $L$-matroids %J The Bulletin of Irkutsk State University. Series Mathematics %D 2011 %P 42-53 %V 4 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IIGUM_2011_4_3_a3/ %G ru %F IIGUM_2011_4_3_a3