@article{IM2_1991_36_1_a3,
     author = {A. P. Monastyrnyi and V. I. Yanchevskii},
     title = {Whitehead groups of spinor groups},
     journal = {Izvestiya. Mathematics},
     pages = {61--100},
     year = {1991},
     volume = {36},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1991_36_1_a3/}
}