@第{zbMATH01218680条，作者={Avramov，Luchezar L.和Sun，Li-Chuan}，Title＝{由变形定义的同调算子}，FJournal={代数杂志}，期刊={J.代数}，ISSN={0021-8693}，体积={204}，数字={2}，页码={684--710}，年份={1998}，语言={英语}，DOI={10.1006/jabr.1997.7317}，关键词={13D10,13D25,13D03}，URL={semanticscholar.org/paper/215b85258c89a14b8fa0393221b44cbc30309f40}，zbMATH＝{1218680}，Zbl={0915.13009}}