Fursiak, Y. A. (2013). Fast-growing sunspot groups AR1618, AR1619, AR1620, AR1640 and their features.
Chicago-Zitierstil (17. Ausg.)Fursiak, Yu. A. Fast-growing Sunspot Groups AR1618, AR1619, AR1620, AR1640 and Their Features. 2013.
MLA-Zitierstil (8. Ausg.)Fursiak, Yu. A. Fast-growing Sunspot Groups AR1618, AR1619, AR1620, AR1640 and Their Features. 2013.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.