Journal of Mathematical Analysis and Applications
Journal of Mathematical Analysis and Applications > 2009 > 360 > 2 > 503-517
Journal of Mathematical Analysis and Applications > 2011 > 375 > 2 > 648-666
Journal of Mathematical Analysis and Applications > 2009 > 360 > 2 > 503-517
Journal of Mathematical Analysis and Applications > 2011 > 375 > 2 > 648-666