Nonlinear Analysis: Theory, Methods & Applications
Nonlinear Analysis > 2009 > 71 > 7-8 > 3229-3239
Nonlinear Analysis > 2009 > 71 > 7-8 > 2431-2440
Nonlinear Analysis > 2009 > 71 > 7-8 > 3229-3239
Nonlinear Analysis > 2009 > 71 > 7-8 > 2431-2440