@第{zbMATH01889703条，作者={Ragusa，M.A.}，标题={消失}平均{振荡}假设}中的椭圆边值问题，FJournal={CommentationesMathematicae Universitatis Carolinae}，期刊={Commentat.Math.Univ.Carol.}，ISSN={0010-2628}，体积={40}，数字={4}，页码={651--663}，年份={1999}，语言={英语}，关键词={46E35,35R05,45P05,35B65,35J15}，zbMATH={1889703}，Zbl={1010.46032}}