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韩建华
An Analysis of the Uniformity Between the Curve of Second Order's Affine Nature and the Related Nature in Analytic Geometry
HAN Jian-hua
河北大学学报(自然科学版) . 2006, (5): 469 -471 .  DOI: 10.3969/j.issn.1000-1565.2006.05.007