@article{CTGDC_1988__29_4_297_0,
     author = {Guitart, Ren\'e},
     title = {On the geometry of computations, {II}},
     journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
     pages = {297--326},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {29},
     number = {4},
     year = {1988},
     mrnumber = {991205},
     zbl = {0668.18009},
     language = {en},
     url = {http://archive.numdam.org/item/CTGDC_1988__29_4_297_0/}
}