1. Brooker, P. I. and Paul, C. J., 1982, Numerical simulation of a two dimensional orebody,in, Proceedings of the Fifth Biennial Conference of Simulation Society of Australia, p. 133?136.
2. Journel, A. G., 1974, Simulation conditionelle de gisements miniers?theorie et pratique: Thèse de Docteur Ingénieur, Université de Nancy.
3. Journel, A. G. and Huijbregts, C. T., 1978, Mining geostatistics: Academic Press, New York, 600 p.