%0 Journal Article %A L. Polák %A J. Kadourek %T On the word problem for free completely regular semigroups. %J Semigroup forum %D 1986 %P 127-138 %V 34 %I mathdoc %U http://geodesic.mathdoc.fr/item/SF_1986__34_134834/ %F SF_1986__34_134834