Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Bergstrand, Ö. Über die periodischen Veränderungen der Form der Sonnencorona. Naturwissenschaften 18, 126–130 (1930). https://doi.org/10.1007/BF01495335
Issue Date:
DOI: https://doi.org/10.1007/BF01495335