Communications in Nonlinear Science and Numerical Simulation
Communications in Nonlinear Science and Numerical Simulation > 2013 > 18 > 3 > 799-810
Communications in Nonlinear Science and Numerical Simulation > 2013 > 18 > 10 > 2916-2925
Communications in Nonlinear Science and Numerical Simulation > 2013 > 18 > 10 > 2926-2943