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Journal of Applied Mathematics and Computing > 2012 > 38 > 1-2 > 145-159
Nonlinear Analysis > 2008 > 69 > 12 > 4764-4774
Journal of Applied Mathematics and Computing > 2012 > 38 > 1-2 > 145-159
Nonlinear Analysis > 2008 > 69 > 12 > 4764-4774