@article{oai:tsukuba.repo.nii.ac.jp:00017331,
 author = {Miyasaka, Takashi and Shukuzawa, Osamu and Yokota, Ichiro},
 issue = {3},
 journal = {Tsukuba Journal of Mathematics},
 month = {Dec},
 pages = {705--721},
 title = {Spinor-generators of compact exceptional Lie groups F_4, E_6 and E_7},
 volume = {22},
 year = {1998}
}