%0 Journal Article %A SÁNCHEZ, FÉLIX CABELLO %T NEARLY VARIANTS OFPROPERTIES AND ULTRAPOWERS %J Glasgow mathematical journal %D 2000 %P 275-281 %V 42 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500020140/ %R 10.1017/S0017089500020140 %F 10_1017_S0017089500020140