Journal of Mathematical Analysis and Applications
Journal of Mathematical Analysis and Applications > 2007 > 331 > 1 > 443-454
Journal of Mathematical Analysis and Applications > 2007 > 331 > 2 > 986-1000
Journal of Mathematical Analysis and Applications > 2007 > 331 > 1 > 443-454
Journal of Mathematical Analysis and Applications > 2007 > 331 > 2 > 986-1000