Barsis, A.
, Bean, B.
, Herbstreit, J.
, Hornberg, K.
and Norton, K.
(1953),
Propagation of radio waves over land at 1046 MC ::report for the Air Navigation Development Board, , National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NBS.RPT.2494
(Accessed February 17, 2025)