1. Armstrong A, Champigny N (1989) A study on kriging small blocks. CIM Bull 923:128–133
2. Spectrum series;J Benndorf,2005
3. Chiles JP, Delfiner P (2012) Geostatistics, modeling spatial uncertainty, 2nd edn. Wiley, New York
4. David M (1973) Tools for planning: variances and conditional simulations. In: Sturgal JR (ed) 11th APCOM symposium, University of Arizona, pp D10–D23
5. David M (1977) Geostatistical ore reserve estimation. Elsevier, Amsterdam