%0 Journal Article %A Angus Macintyre %T Martin's Axiom Applied to Existentially Closed Groups. %J Mathematica Scandinavica %D 1973 %P 46-56 %V 32 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1973__32_166286/ %F MS2_1973__32_166286