TY  - RPRT
TI  - A simple antenna with good circular polarization.
AU  - Levenson, M. M.
AU  - Mailloux, R. J.
AU  - Van Atta, L. C.
PY  - 1969
UR  - https://ntrs.nasa.gov/citations/19690063601
ID  - 19690063601
ER  -