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Brazilian Journal of Physics > 2018 > 48 > 2 > 179-189
Mathematical Methods in the Applied Sciences > 40 > 5 > 1703 - 1710
Communications in Nonlinear Science and Numerical Simulation > 2015 > 22 > 1-3 > 1297-1304
Applied Mathematics and Computation > 2008 > 196 > 1 > 147-157