Applied Mathematics and Computation
Applied Mathematics and Computation > 2011 > 217 > 21 > 8754-8764
Applied Mathematics and Computation > 2011 > 217 > 22 > 9322-9333
Applied Mathematics and Computation > 2011 > 217 > 21 > 8754-8764
Applied Mathematics and Computation > 2011 > 217 > 22 > 9322-9333