Communications in Nonlinear Science and Numerical Simulation
Communications in Nonlinear Science and Numerical Simulation > 2009 > 14 > 2 > 489-499
Communications in Nonlinear Science and Numerical Simulation > 2009 > 14 > 5 > 2178-2189
Communications in Nonlinear Science and Numerical Simulation > 2009 > 14 > 7 > 3007-3017
Communications in Nonlinear Science and Numerical Simulation > 2009 > 14 > 8 > 3327-3338