TY  - BOOK
AU  - Budden,K.G.
TI  - The Propagation of radio waves : the theory radio waves of low power in the ionosphere and magnetosphere
SN  - 0521254612
U1  - TK/6553 
PY  - 1985///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Radio wave propagation.
ER  -