Oblique Ionospheric Radiowave Propagation at Frequencies Near the Lowest Usable High Frequency by North Atlantic Treaty Organization. Advisory Group for Aerospace Research and Development. Electromagnetic Wave Propagation Committee. — OmList

~ tracking down this book ~

Oblique Ionospheric Radiowave Propagation at Frequencies Near the Lowest Usable High Frequency by North Atlantic Treaty Organization. Advisory Group for Aerospace Research and Development. Electromagnetic Wave Propagation Committee. — OmList