1. Soils in North Yorkshire VI. Sheet 39 Northallerton;Allison,1981
2. Use of Soil and Land-System Maps to Provide Soil Information in Australia;Beckett,1978
3. The relation between cost and utility in soil survey. IV. Comparison of the utilities of soil maps produced by different survey procedures and to different scales;Beckett;J. Soil Sci.,1971
4. Soil variability: a review;Beckett;Soils Fertil.,1971
5. Statistical Decision Theory, Foundations, Concepts and Methods;Berger,1980