George E. Hulse, R. James Kersting, David R. Warfel
Journal of Polymer Science: Polymer Chemistry Edition,Volume 19, Issue 3, pages 655–667, March 1981
- DOI:
http://dx.doi.org/10.1002/pol.1981.170190305
Maria Uhniat, Marek Sudo and Stanis aw Kud
Polymer Degradation and Stability,Volume 71, Issue 1, 2000, Pages 75-82
- DOI:
http://dx.doi.org/10.1016/S0141-3910(00)00155-5