SIAM JOURNAL ON MATHEMATICAL ANALYSIS, vol. 39, no. 3, page. 1018 - 1021, 2007-01
PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY, vol. 135, no. 9, page. 2855 - 2866, 2007-01
JOURNAL OF DIFFERENTIAL EQUATIONS, vol. 230, no. 1, page. 71 - 85, 2006-11-01
DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS-SERIES B, vol. 6, no. 6, page. 1239 - 1260, 2006-11
INDIANA UNIVERSITY MATHEMATICS JOURNAL, vol. 55, no. 1, page. 289 - 316, 2006-09
SIAM JOURNAL ON MATHEMATICAL ANALYSIS, vol. 36, no. 4, page. 1177 - 1199, 2005-11
DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS-SERIES B, vol. 5, no. 2, page. 319 - 334, 2005-05
SIAM JOURNAL ON MATHEMATICAL ANALYSIS, vol. 36, no. 1, page. 121 - 171, 2004-10
ARCHIVE FOR RATIONAL MECHANICS AND ANALYSIS, vol. 167, no. 3, page. 235 - 253, 2003-05
NAGOYA MATHEMATICAL JOURNAL, vol. 160, page. 161 - 180, 2000-12