Atlas of the green corona synoptic charts for the period 1947-1976
By: Vojtěch Letfus, Július Sýkora.
Contributors: Sýkora, Július.
Publisher: [Astronomical Institute of the Slovak Academy of Sciences]
Published: 1982
Place of publication: Bratislava
Language: eng
Number of pages: 222
Subjects: Sun -- Corona -- Charts, diagrams, etc.
Notes: Bibliography: p. 20.