%0 Journal Article %A Slavcho Shtrakov %T Multi-solid varieties and Mh-transducers %J Algebra and discrete mathematics %D 2007 %P 113-131 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/ADM_2007_3_a11/ %G en %F ADM_2007_3_a11