TY  - BOOK
AU  - x, x
AU  - Lang,L.
TI  - Absorption spectra in the ultraviolet and visible region : x
SN  - x   
U1  - 535.84/LAA  
PY  - 1965///
CY  - Budapest 
PB  - Akademial Kiado
KW  - Optics
N1  - Includes
ER  -