TY - GEN AU - Swineford, Ada TI - Clays and clay minerals V.8 proceedings of the 8th national congerence on clays and clay minerals T2 - Earth science series : monograph No.9 U1 - 549.114 5 SWI CY - New York, Pergamon Press KW - Clay/ clay minerals/ kaolinite crystallinity/ montmorillonites ER -