共 50 条
- [26] Point sets containing their triangle centers BEITRAGE ZUR ALGEBRA UND GEOMETRIE-CONTRIBUTIONS TO ALGEBRA AND GEOMETRY, 2012, 53 (01): : 113 - 122
- [27] Point sets containing their triangle centers Beiträge zur Algebra und Geometrie / Contributions to Algebra and Geometry, 2012, 53 (1): : 113 - 122