TY  - JOUR
AU  - SÁNCHEZ, FÉLIX CABELLO
TI  - NEARLY VARIANTS OFPROPERTIES AND ULTRAPOWERS
JO  - Glasgow mathematical journal
PY  - 2000
SP  - 275
EP  - 281
VL  - 42
IS  - 2
UR  - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500020140/
DO  - 10.1017/S0017089500020140
ID  - 10_1017_S0017089500020140
ER  -