Appenzeller, I., & Schröter, E. (1967). Center-to-limb variations of the intensity and the wavelength of several Fraunhofer lines along the sun's polar and equatorial diameter. The astrophysical journal, 147, .
Chicago-Zitierstil (17. Ausg.)Appenzeller, Immo, und Egon-Horst Schröter. "Center-to-limb Variations of the Intensity and the Wavelength of Several Fraunhofer Lines Along the Sun's Polar and Equatorial Diameter." The Astrophysical Journal 147 (1967).
MLA-Zitierstil (9. Ausg.)Appenzeller, Immo, und Egon-Horst Schröter. "Center-to-limb Variations of the Intensity and the Wavelength of Several Fraunhofer Lines Along the Sun's Polar and Equatorial Diameter." The Astrophysical Journal, vol. 147, 1967.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.