@article{CTGDC_2003__44_1_2_0,
     author = {Johnson, B. and McCarthy, R.},
     title = {A classification of degree $n$ functors, {I}},
     journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
     pages = {2--38},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {44},
     number = {1},
     year = {2003},
     mrnumber = {1961524},
     zbl = {1025.18009},
     language = {en},
     url = {http://archive.numdam.org/item/CTGDC_2003__44_1_2_0/}
}