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Journal of the Franklin Institute > 2010 > 347 > 3 > 618-626
Communications in Nonlinear Science and Numerical Simulation > 2009 > 14 > 7 > 2962-2970
Physics Letters A > 2009 > 373 > 21 > 1844-1846
Journal of the Franklin Institute > 2010 > 347 > 3 > 618-626
Communications in Nonlinear Science and Numerical Simulation > 2009 > 14 > 7 > 2962-2970
Physics Letters A > 2009 > 373 > 21 > 1844-1846