@第{zbMATH01356643条，作者={Baltag，Alexandru}，标题={{STS}:{A}集合结构理论}，FJournal={IGPL的逻辑杂志}，日志={Log.J.IGPL}，ISSN＝{1367-0751}，体积={7}，数字={4}，页码={481--515}，年份={1999}，语言={英语}，DOI={10.1093/jigpal/7.4.481}，关键词={03E70,03B45,18A15}，URL={ir.cwi.nl/pub/2096}，zbMATH={1356643}，Zbl={0933.03070}}