Statistical investigations of sunspots
By: [L. Dezső].
Series: Publications of Debrecen Heliophysical Observatory of the Hungarian Academy of Sciences ;; no. 1; Publications of Debrecen Heliophysical Observatory of the Hungarian Academy of Sciences ;; v. 1, no. 1.
Publisher: Debrecen Heliophysical Observatory of the Hungarian Academy of Sciences
Published: 1964
Place of publication: Debrecen
Language: eng
Number of pages: 54