1. Software for delay-differential equations. .
2. Matlab 7, The MathWorks Inc., 3 Apple Hill Dr., Natick, MA, 2007.
3. Solving DDEs in Matlab;Shampine;Appl. Numer. Math.,2001
4. Solving ODEs and DDEs with residual control;Shampine;Appl. Numer. Math.,2005
5. L.F. Shampine, Dissipative approximations to neutral DDEs. .