0123854 - ASU-R 960112 RIV DE eng M - Část monografie knihy
Kopecký, Miloslav - Schroder, W. (ed.) - Colacino, M. (ed.)
The maximum Wolf's sunspot numbers of 11-year cycles during the 16th, 17th and 18th century.
BremenRönnebeck: Interdivision Commision History JAGA, 1996. In: Global change and history of geophysics., s. 113-115
Trvalý link: http://hdl.handle.net/11104/0022119