@第{zbMATH07361094条，作者＝{Bouzar，Chikh和Ouikene，Fethia}，标题={微分方程的概周期广义解。}，FJournal={Mathematica Bohemica}，日记={Math.Bohem.}，ISSN={0862-7959}，体积＝{146}，数字={2}，页码={121--131}，年份={2021}，语言={英语}，DOI={10.21136/MB.2020.0054-19}，关键词={34C27,46F30,34A30}，zbMATH={7361094}，Zbl={1513.34165}}