@article{paperid:201616, author = {GH. Zohuri, M. Mortazavi, R. Jamjah, S. Ahmadjo and Zohuri, Gholamhossein}, title = {Copolymerization of ethylene-propylene using High – Activity Bi-supported Ziegler-Natta TiCl Catalys}, journal = {Journal of Applied Polymer Science}, year = {2004}, month = {March}, issn = {0021-8995}, }