Nonlinear Analysis: Theory, Methods & Applications
Nonlinear Analysis > 2009 > 71 > 9 > 3654-3660
Nonlinear Analysis > 2009 > 71 > 10 > 4321-4345
Nonlinear Analysis > 2009 > 71 > 10 > 4869-4882
Nonlinear Analysis > 2009 > 71 > 10 > 4952-4959
Nonlinear Analysis > 2009 > 71 > 12 > e176-e185