主题：【已应助】求助文献3篇 感谢wangshirf的帮助！

【序号】：1
【作者】：W. J. Schrenk, N. L. Bradley, T. Alfrey Jr. and H. Maack
【题名】：interfacial flow instability in multilayer coextrusion (pages 620–623)
【期刊】：Polymer Engineering & Science
【年、卷、期、起止页码】：Volume 18, Issue 8, pages 620–623, June 1978
【全文链接】： http://onlinelibrary.wiley.com/doi/10.1002/pen.760180803/abstract

【序号】：2
【作者】：KangPing Chen
【题名】：Interfacial instability due to elastic stratification in concentric coextrusion of two viscoelastic fluids 
【期刊】：Journal of Non-Newtonian Fluid Mechanics,
【年、卷、期、起止页码】： Volume 40, Issue 2, 16 September 1991, Pages 155-175
【全文链接】： http://www.sciencedirect.com/science?_ob=ArticleListURL&_method=list&_ArticleListID=1605485617&_sort=r&_st=13&view=c&_acct=C000053066&_version=1&_urlVersion=0&_userid=1489484&md5=d697c927b7be4b0cea01ffb1c95acb11&searchtype=a

【序号】：3
【作者】：KangPing Chen
【题名】：Elastic instability of the interface in Couette flow of viscoelastic liquids 
【期刊】：Journal of Non-Newtonian Fluid Mechanics,
【年、卷、期、起止页码】：Volume 40, Issue 2, 16 September 1991, Pages 261-267
【全文链接】： http://www.sciencedirect.com/science?_ob=ArticleListURL&_method=list&_ArticleListID=1605486333&_sort=r&_st=13&view=c&_acct=C000053066&_version=1&_urlVersion=0&_userid=1489484&md5=3b39286f0e3e63ed83fbd4f9990ff336&searchtype=a