A SIMPLIFIED AUTOMATIC RECORDER FOR IONOSPHERIC HEIGHT MEASUREMENT
Science
.
1936 Dec 4;84(2188):515-6.
doi: 10.1126/science.84.2188.515.
Authors
R C Colwell
,
N I Hall
,
L R Hill
PMID:
17769020
DOI:
10.1126/science.84.2188.515
No abstract available