Clays controlling the environment : proceedings of the 10th International Clay Conference, Adelaide, Australia, July 18 to 23, 1993 / organised by the Australian Clay Mineral Society Inc. under the auspices of the Association internationale pour l¹Βetude des argiles (AIPEA) with participation of the International Society of Soil Science (Commission VII) - Churchman, G. J.; Fitzpatrick, R. W. (Robert W.); Eggleton, R. A.; Eggleton, R. A. (CSIRO, 1995)