@第{zbMATH01051682条，作者={Hayat-Legrand，Claude and Wang，Shicheng and Zieschang，Heiner}，标题={最小{Seifert}流形}，FJournal={Mathematische-Analen}，日记={Math.Ann.}，ISSN={0025-5831}，体积={308}，数字={4}，页码={673--700}，年份={1997}，语言={英语}，DOI={10.1007/s002080050096}，关键词={57M99,55M25,55R55,20F38}，zbMATH={1051682}，Zbl={0877.57003}}