%0 Journal Article %T Stereochemical structure and molecular weight distribution of polypropylenes prepared with vanadium‐based catalyst systems %A Doi, Yoshiharu %A Takada, Morio %A Keii, Tominaga %J Macromolecular Chemistry and Physics %V 180 %N 1 %P 57-64 %@ 1022-1352 %D 1979-05-05 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve