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Selected References
These references are in PubMed. This may not be the complete list of references from this article.
- Berger M. ON THE CHARACTERISTIC OF POSITIVELY-PINCHED RIEMANNIAN MANIFOLDS. Proc Natl Acad Sci U S A. 1962 Nov;48(11):1915–1917. doi: 10.1073/pnas.48.11.1915. [DOI] [PMC free article] [PubMed] [Google Scholar]
