Journal of geometry. 2009;92(1-2):105-116. doi: 10.1007/s00022-008-2034-z Q20.82025
On M. T. Calapso’s Characterization of the Metric of an Absolute Plane
DOI: 10.1007/s00022-008-2034-z
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Journal of geometry. 2009;92(1-2):105-116. doi: 10.1007/s00022-008-2034-z Q20.82025
DOI: 10.1007/s00022-008-2034-z
摘要 查看摘要