TY  - BOOK
AU  - McNamara, L. F
TI  - The ionosphere : communications, surveillance, and direction finding
SN  - 894640402
SN  - 90049881
U1  - 551.5145 MCN 
PY  - 1991///
CY  - Malabar, FL
PB  - Krieger Pub. Co
KW  - Ionosphere
KW  - Ionospheric radio wave propagation
N1  - Includes bibliographical references and index
ER  -