【序号】：1
【作者】：Wang, Z., Fan, X., Wang, K., Deng, H., Chen, F., Fu, Q. and Na, B.
【题名】：Ordered long-helical conformation of isotactic polypropylene obtained in constrained environment of nanoclay
【期刊】：Polymers for Advanced Technologies
【年、卷、期、起止页码】：Volume 22, Issue 9, pages 1375–1380, September 2011
【全文链接】：http://onlinelibrary.wiley.com/doi/10.1002/pat.1827/abstract

【序号】：2
【作者】：W. Ren
【题名】：FTIR spectroscopic and NMR studies of hard elastic polypropylene
【期刊】：Colloid & Polymer Science
【年、卷、期、起止页码】：Volume 270, Number 8 (1992), 747-752, DOI: 10.1007/BF00776145
【全文链接】：http://www.springerlink.com/content/u3j17858r15q3735/