Communications in Nonlinear Science and Numerical Simulation
Communications in Nonlinear Science and Numerical Simulation > 2009 > 14 > 4 > 1132-1138
Communications in Nonlinear Science and Numerical Simulation > 2009 > 14 > 6 > 2571-2580
Communications in Nonlinear Science and Numerical Simulation > 2009 > 14 > 11 > 3792-3797