@proceedings {4143, title = {Nonpolynomial approximation of solutions to delay fractional differential equations}, journal = {Proceedings of the 13th International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE2013}, year = {2013}, publisher = {ISBN:978-84-616-2723-3}, address = {Almer{\'\i}a , Spain.}, author = {N.J.Ford and M. L. Morgado and M. Rebelo} }