%0 Journal Article %A Ponomarev, S. P. %T On some characterizations of quasiregularity %J Acta Universitatis Carolinae. Mathematica et Physica %D 1997 %P 13-18 %V 38 %N 2 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/AUCMP_1997__38_2_a2/ %G en %F AUCMP_1997__38_2_a2