1. de Barros Machado, A. 1983. The contribution of termites to the formation of laterites. p. 261–270. In A. J. Melfi and A. Carvalho (eds.) Laterization Processes, Proc. 11th Int. Seminar Laterization Processes. University of São Paulo, Brazil.
2. Blume, H. P. 1987. The fate of Fe during soil formation in humid-temperate environments, p. 749–777. In Joseph W. Stucki, Bernard A. Goodman, and Udo Schwertmann (eds.) Iron in Soils and Clay Minerals. D. Reidel, Dordrecht. (This Volume)
3. Breemen, N. van. 1975. Acidification and deacidification of coastal plain soils as a result of periodic flooding. Soil Sci. Soc. Am. Proc. 39:1153–1157.
4. Breemen, N. van. 1976. Genesis and solution chemistry of acid sulfate soils in Thailand. Agricultural Research Report 848. PUDOC, Wageningen.
5. Breemen, N. van. 1987. Effects of seasonal redox processes involving iron on the chemistry of periodically reduced soils, p. 797–809. In Joseph W. Stucki, Bernard A. Goodman, and Udo Schwertmann (eds.) Iron in Soils and Clay Minerals. D. Reidel, Dordrecht. (This Volume)