Nonlinear Analysis: Theory, Methods & Applications
Nonlinear Analysis > 2009 > 71 > 12 > e1503-e1512
Nonlinear Analysis > 2009 > 71 > 12 > e73-e80
Nonlinear Analysis > 2009 > 71 > 12 > 6135-6143
Nonlinear Analysis > 2009 > 71 > 12 > e1503-e1512
Nonlinear Analysis > 2009 > 71 > 12 > e73-e80
Nonlinear Analysis > 2009 > 71 > 12 > 6135-6143