%0 Journal Article %A Yu. M. Vazhenin %T Elementary properties of semigroups of transformations of ordered %J Algebra i logika %D 1970 %P 281-301 %V 9 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1970_9_3_a2/ %G ru %F AL_1970_9_3_a2