@Article{ palval10, author = { Palatucci, Giampiero and Valdinoci, Enrico }, title = { A weighted gradient theory of phase transitions with a possibly singular and degenerate spatial inhomogeneity }, journal = { J. Differential Equations }, year = { 2012 }, volume = { 252 }, pages = { 3381-3402 }, URL = { http://cvgmt.sns.it/paper/1531/ }, note = { cvgmt preprint} }