%0 Journal Article %A Ferrer, J. R. %A López Pellicer, M. %A Ruiz, L. M. Sánchez %T Pták homomorphism theorem revisited %J Czechoslovak Mathematical Journal %D 2000 %P 341-346 %V 50 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMJ_2000__50_2_a8/ %G en %F CMJ_2000__50_2_a8