TY  - BOOK
AU  - Schure,Alexander
TI  - Frequency modulation
T2  - A Rider publication, no. 166-8. Review series
U1  - 621.384136 
PY  - 1955///]
CY  - New York
PB  - J. F. Rider
KW  - Radio frequency modulation
N1  - 0; 0; 0; 621_384136000000000_FRE
ER  -