Nonlinear Analysis: Theory, Methods & Applications
Nonlinear Analysis > 2014 > 94 > Complete > 65-83
Nonlinear Analysis > 2014 > 98 > Complete > 110-134
Nonlinear Analysis > 2014 > 94 > Complete > 65-83
Nonlinear Analysis > 2014 > 98 > Complete > 110-134