%0 Journal Article %A M. L. Blank %T Recurrence for free semigroups of measurable maps %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2019 %P 758-760 %V 74 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_2019_74_4_a5/ %G en %F RM_2019_74_4_a5