TY  - BOOK
AU  - Bellamy,L.J., x
AU  - x
TI  - Advances in infrared group frequencies: x
SN  - x
U1  - 547.3463/BEA 
PY  - 1966///
CY  - Lond.
PB  - Methuen
KW  - Spectrun
N1  - x
ER  -