TY  - BOOK
AU  - Bertolotti,Mario
TI  - Masers and lasers: an historical approach 
SN  - 0852745362 (hbk.) 
PY  - 1983///
CY  - Bristol
PB  - A. Hilger
KW  - Masers
KW  - History
KW  - Lasers
N1  - Includes index; Includes bibliographical references
ER  -