@article{CM_1972__25_3_245_0,
     author = {La Harpe, P. de},
     title = {The {Clifford} algebra and the {Spinor} group of a {Hilbert} space},
     journal = {Compositio Mathematica},
     pages = {245--261},
     publisher = {Wolters-Noordhoff Publishing},
     volume = {25},
     number = {3},
     year = {1972},
     mrnumber = {317068},
     zbl = {0244.22018},
     language = {en},
     url = {http://www.numdam.org/item/CM_1972__25_3_245_0/}
}