@article{CTGDC_1990__31_3_183_0,
     author = {Bargenda, Hubertus W.},
     title = {$(E,M)$-functors and $M$-universal initial completions},
     journal = {Cahiers de Topologie et G\'eom\'etrie Diff\'erentielle Cat\'egoriques},
     pages = {183--196},
     publisher = {Dunod \'editeur, publi\'e avec le concours du CNRS},
     volume = {31},
     number = {3},
     year = {1990},
     mrnumber = {1087863},
     zbl = {0726.18001},
     language = {en},
     url = {http://www.numdam.org/item/CTGDC_1990__31_3_183_0/}
}