TY  - SER
ED  -  Clay Minerals Society.
ED  -  National Conference on Clays and Clay minerals.
TI  -  Clays and clays minerals
SN  -  0009-860
U1  -  553.61 
PY  - 1969///-
CY  -  Colorado : 
PB  -  The Clay Minerals Society, 
KW  -  Clay
KW  -  Periodicals
KW  -  Clay minerals
ER  -