@article{CM_1952__10__95_0,
     author = {Takasu, Tsurusaburo},
     title = {Sphere-geometrical unitary field theories},
     journal = {Compositio Mathematica},
     pages = {95--116},
     publisher = {Kraus Reprint},
     volume = {10},
     year = {1952},
     mrnumber = {53655},
     zbl = {0047.20904},
     language = {en},
     url = {http://www.numdam.org/item/CM_1952__10__95_0/}
}