Application of spline functions to neutral delay-differential equations. - M. A.-K. Ibrahim; A. El-Safty; Shadia M. Abo-Hasha (Int. J. Comput. Math., 1996)

Stability of 2h-step spline method for delay differential equations. - A. El-Safty; Shadia M. Abo-Hasha (Int. J. Comput. Math., 2000)