%0 Journal Article %A Schwarz, Štefan %T A combinatorial problem arising in finite Markov chains %J Mathematica slovaca %D 1986 %P 199-210 %V 36 %N 2 %U http://geodesic.mathdoc.fr/item/MASLO_1986_36_2_a12/ %G en %F MASLO_1986_36_2_a12