1. Gentle, J. E. (1998), Numerical linear algebra for applications in statistics, Springer, New York, NY.
2. Kötter, T. (1997a), “Interactive interfaces of statistical software for the internet”, in Advances in Statistical Software 6, W. Bandilla, and F. Faulbaum, eds., Stuttgart: Lucius & Lucius, 153–158.
3. Kötter, T. (1997b), “Implementation of networked applications for statistical computing”, Bulletin of the International Statistical Institute, 51st Session Istanbul 1997, Proceedings Book 2, 47–50.
4. McCullough, B. D. (1998), “Assessing reliability of statistical software: Part I”, The American Statistician, 52, 358–366.
5. McCullough, B. D. (1999a), “Assessing reliability of statistical software: Part II”, The American Statistician, 53, 149–159.