Principal homogeneous objects as representable functors
Cahiers de Topologie et Géométrie Différentielle Catégoriques, Tome 18 (1977) no. 3, p. 271-289
@article{CTGDC_1977__18_3_271_0,
     author = {Van Osdol, Donovan H.},
     title = {Principal homogeneous objects as representable functors},
     journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {18},
     number = {3},
     year = {1977},
     pages = {271-289},
     zbl = {0365.18002},
     mrnumber = {506607},
     language = {en},
     url = {http://www.numdam.org/item/CTGDC_1977__18_3_271_0}
}
Van Osdol, D. H. Principal homogeneous objects as representable functors. Cahiers de Topologie et Géométrie Différentielle Catégoriques, Tome 18 (1977) no. 3, pp. 271-289. https://www.numdam.org/item/CTGDC_1977__18_3_271_0/

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