1.
Journal BS. An Approximated Solutions for nth Order Linear Delay Integro-Differential Equations of Convolution Type Using B-Spline Functions and Weddle Method . BSJ [Internet]. 2Mar.2014 [cited 20May2019];11(1):166-77. Available from: http://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/1547