TY  - BOOK
AU  - Willis, B. R. M..
TI  - Thermal Vibrations in Crystallography / 
SN  - 0 521 20447 X
U1  - C21:(H1:8):7 
CY  - London-NW1 2DB : 
PB  - Cambridge University Press.
KW  - physics <Crsytallography>
ER  -