Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Blaschke, W. Eine Verallgemeinerung der Theorie der konfokalenF 2 . Math Z 27, 653–668 (1928). https://doi.org/10.1007/BF01171121
Received:
Issue Date:
DOI: https://doi.org/10.1007/BF01171121