%0 Journal Article %A BONDER, JULIÁN FERNÁNDEZ %A ORIVE, RAFAEL %A ROSSI, JULIO D. %T THE BEST SOBOLEV TRACE CONSTANT IN PERIODIC MEDIA FOR CRITICAL AND SUBCRITICAL EXPONENTS %J Glasgow mathematical journal %D 2009 %P 619-630 %V 51 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089509990048/ %R 10.1017/S0017089509990048 %F 10_1017_S0017089509990048