1. Fabric and Mineral Analysis of Soils;Brewer,1976
2. Handbook for Thin Section Description;Bullock,1985
3. Soil Genesis and Classification;Buol,1997
4. Field tests for ferrous iron and ferricorganic complexes (on exchange sites or in water-soluble forms) in soils;Childs;Australian Journal of Soil Research,1981
5. Commission Internationale De l'Eclairage Proceedings, 1931;CIE,1932