%0 Journal Article %A Vladislav S. Krotkin %A Oleg V. Kuzmin %T Cardinality of the Ryser Classes and the Motzkin Paths with Weights %J Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika %D 2009 %P 312-318 %V 2 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/JSFU_2009_2_3_a6/ %G ru %F JSFU_2009_2_3_a6