Fullformexpand.com, 2026. "VIRGO." Accessed April 25, 2026. https://www.fullformexpand.com/virgo/variability-of-solar-irradiance-and-gravity-oscillations.
"VIRGO." (n.d.). Fullformexpand.com. Retrieved April 25, 2026, from https://www.fullformexpand.com/virgo/variability-of-solar-irradiance-and-gravity-oscillations.
VIRGO. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/virgo/variability-of-solar-irradiance-and-gravity-oscillations (Accessed: 25 April 2026).