TY  - BOOK
ED  - International Telecommunication Uninon
TI  - Report by the voluntary group of experts to study allocation and imoroved use of the radio frequency spectrum and simplification of the radio regulations : simplification of the radio regulations
U1  - 621.396:061.013 I.T.U. 
PB  - International Telecommunication Uninon
KW  - Simplification of the radio regulations
KW  - International Telecommunication Uninon
ER  -