1. Andrist, R. (2003). http://www.geocities.com/rba_schach2000/. WILHELM download. Bourzutschky, M. (2003). Private Communications to the authors.
2. Haworth, G.M`C. (2000). Strategies for Constrained Optimisation. ICGA Journal, Vol. 23, No. 1, pp. 9–20.
3. Haworth, G.M°C. (2001). Depth by The Rule. ICGA Journal, Vol. 24, No. 3, p. 160.
4. Haworth, G. MCC. (2003). Reference Fallible Endgame Play. ICGA Journal, Vol. 26, No. 2, pp. 81–91.
5. Haworth, G.M°C. and Andrist, R.B. (2003). Model Endgàme Analysis, Advances in Computer Games 10,Graz, Austria (eds. H.J. van den Herik, H. Iida, and E.A. Heinz). Kluwer Academic Publishers, Norwell, MA.