SIAM Journal on Mathematical Analysis, vol. 44, no. 5, page. 3127 - 3161, 2012-01
JOURNAL OF DIFFERENTIAL EQUATIONS, vol. 235, no. 1, page. 166 - 198, 2007-04-01
JOURNAL OF DIFFERENTIAL EQUATIONS, vol. 232, no. 2, page. 487 - 520, 2007-01-15
JOURNAL OF DIFFERENTIAL EQUATIONS, vol. 229, no. 1, page. 24 - 48, 2006-10-01
JOURNAL OF DIFFERENTIAL EQUATIONS, vol. 199, no. 2, page. 352 - 375, 2004-05-20