Journal of geometry. 2011;102(1-2):133-147. doi: 10.1007/s00022-012-0104-8 Q30.52025
Holding a regular pyramid by a circle
用圆圈托住一个规则的金字塔
DOI: 10.1007/s00022-012-0104-8
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Journal of geometry. 2011;102(1-2):133-147. doi: 10.1007/s00022-012-0104-8 Q30.52025
DOI: 10.1007/s00022-012-0104-8
摘要 查看摘要