主题：【已应助】求助文献五篇，谢谢帮助

【序号】：1
【作者】：Fajun Zhang, , Yumei Gong, Tianbai He
【题名】：Multiple melting behavior of isotactic polypropylene and poly(propylene-co-ethylene) after stepwiseisothermalcrystallization
【期刊】：European Polymer Journal
【年、卷、期、起止页码】：http://www.sciencedirect.com/science/article/pii/S001430570300185X
Volume 39, Issue 12, December 2003, Pages 2315–2322
【全文链接】：

【序号】：2
【作者】：Markus Haager1, Gerald Pinter2, Reinhold W. Lang1
【题名】：Estimation of Slow Crack Growth Behavior in Polyethylene after Stepwise Isothermal Crystallization
【期刊】：Macromolecular Symposia
【年、卷、期、起止页码】：Volume 217, Issue 1, pages 383–390, October 2004
【全文链接】：http://onlinelibrary.wiley.com/doi/10.1002/masy.200451334/abstract

【序号】：3
【作者】：J. Varga and G. W. Ehrenstein
【题名】：High-temperature hedritic crystallization of the β-modification of isotactic polypropylene
【期刊】：Colloid & Polymer Science
【年、卷、期、起止页码】：Volume 275, Number 6 (1997), 511-519, DOI: 10.1007/s003960050113
【全文链接】：http://www.springerlink.com/content/72bnwhqyvge2j4uc/

【序号】：4
【作者】：Jozsef Varga
【题名】：Modification change during spherulitic growth of polypropylene
【期刊】：Die Angewandte Makromolekulare Chemie
【年、卷、期、起止页码】：Volume 104, Issue 1, pages 79–87, 16 April 1982
【全文链接】：http://onlinelibrary.wiley.com/doi/10.1002/apmc.1982.051040107/abstract

【序号】：5
【作者】：T. Sterzynski1, P. Calo1,‡, M. Lambla1, M. Thomas2
【题名】：Trans- and Dimethyl quinacridone nucleation of isotactic polypropylene†
【期刊】：Polymer Engineering & Science
【年、卷、期、起止页码】：Volume 37, Issue 12, pages 1917–1927, December 1997
【全文链接】：http://onlinelibrary.wiley.com/doi/10.1002/pen.11842/abstract