英语文章在文中的引用格式是：作者姓（文章出版年）（Raafat (1991)）；姓中间有and的表示文章不止一位作者－－第二篇文章的两位作者的姓相同,第三篇文章的两位作者姓分别为Goyal和Giri.
这篇文章是刊载于《应用数学》2008年第二卷：Applied Mathematical Sciences,Vol.2,2008,no.56,2795 - 2802；
文章名字为：A Time Dependent Deteriorating Order Level Inventory Model for Exponentially Declining Demand；
作者为Nita H.Shah* and Ankit S.Acharya
你提到三篇文献详细书目如下：
[20] Raafat,F.,1991.Survey of literature of continuously deteriorating inventory
model.Journal of Operational Research Society,42,27-37.
[25] Shah,Nita H.and Shah,Y.K.,2000.Literature survey on inventory model
for deteriorating items.Economic Annals,44,221-237.
[10] Goyal,S.K.and Giri,B.C.,2001.Recent trends in modeling of deteriorating
inventory European Journal of Operational Research,134,1-16.