TY  - BOOK
AU  - Beutelspacher,H.
TI  - An atlas of electron microscopy of clay minerals and their admixtures : : a picture atlas
AV  - QTO TP811.B4 
PY  - 1968///
CY  - Amsterdam
PB  - Elsevier
KW  - Clay
KW  - Analysis
KW  - Electron microscopy
ER  -