On determining the rise, size, and duration classes of a sunspot cycle
By: Robert M. Wilson, David H. Hathaway, and Edwin J. Reichmann.
Contributors: Hathaway, David H.; Reichmann, Edwin J.; George C. Marshall Space Flight Center.
Series: NASA technical paper -- 3652.
Publisher: National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1996
Place of publication: Marshall Space Flight Center, Ala; [Springfield, Va
Language: eng
Format: Microform
Subjects: Sunspot cycle; Solar activity; Variations
Notes: Shipping list no.: 98-0733-M.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1997] 1 microfiche.