TY  - BOOK
AU  - Velde B
TI  - Clay minerals: A physics - chemical explanation of REF occurrence
T2  - Developments in sedimentology; 40
U1  - H1141, M5 
PY  - 1985///
CY  - Amsterdam
PB  - Elsevier         
KW  -  Silicate minerals
KW  - Geology
N1  - Bibliography 360-421p
ER  -