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Chaos, Solitons & Fractals > 2017 > 105 > C > 208-214
Applied Mathematics and Computation > 2010 > 215 > 12 > 4456-4461
Chaos, Solitons & Fractals > 2017 > 105 > C > 208-214
Applied Mathematics and Computation > 2010 > 215 > 12 > 4456-4461