1. ?Ziegler-Natta catalysts and polymerization,? Academic Press, New York (1979).
2. ?Principles of Polymerization,? John Wiley and Sons, New York (1981).
3. and ?Linear and Stereoregular Addition Polymers,? Interscience Publishers, New York (1959).
4. Kinetic studies of α-olefin polymerization
5. and Japanese patent 7379, 851 (1973).