@article{CTT100571151, author = {Jin-Kai Wang and Seitaro Namba and Takayuki Komatsu and Tatsuaki Yashima and Takayoshi Uematsu}, title = {Preparation of Cr-Y zeolites derived from Cr(CO)6 and H-Y and their catalytic activity for ethylene polymerization}, journal = {Journal of Molecular Catalysis}, year = 1986, }