@article{CTGDC_1978__19_3_295_0,
     author = {Ehresmann, Andr\'ee and Ehresmann, Charles},
     title = {Multiple functors. {II.} {The} monoidal closed category of multiple categories},
     journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
     pages = {295--333},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {19},
     number = {3},
     year = {1978},
     mrnumber = {546074},
     zbl = {0415.18005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CTGDC_1978__19_3_295_0/}
}