Fullformexpand.com, 2026. "DVOR." Accessed April 6, 2026. https://www.fullformexpand.com/dvor/doppler-very-high-frequency-omnidirectional-range.
"DVOR." (n.d.). Fullformexpand.com. Retrieved April 6, 2026, from https://www.fullformexpand.com/dvor/doppler-very-high-frequency-omnidirectional-range.
DVOR. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/dvor/doppler-very-high-frequency-omnidirectional-range (Accessed: 6 April 2026).