@第{zbMATH05215069条，作者={Sch{\“u}tz，Christian}，Title={内接三角形的极值问题}，FJournal={Elemente der Mathematik}，Journal＝{Elem.Math.}，ISSN={0013-6018}，体积={61}，数字={4}，页码={155--172}，年份={2006}，语言={德语}，DOI={10.4171/EM/46}，关键词={51M16,51M04}，zbMATH={5215069}，Zbl={1128.51007}}