%0 Journal Article %A Rustum Choksi %A Peter Sternberg %T Periodic phase separation: the periodic Cahn-Hilliard and isoperimetric problems %J Interfaces and free boundaries %D 2006 %P 371-392 %V 8 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4171/ifb/148/ %R 10.4171/ifb/148 %F 10_4171_ifb_148