@article{MM2_1973__11_154205,
     author = {Walter Tholen and D. Pumpl\"un},
     title = {Covollst\"andigkeit vollst\"andiger {Kategorien.}},
     journal = {Manuscripta mathematica},
     pages = {127--140},
     publisher = {mathdoc},
     volume = {11},
     year = {1973},
     zbl = {0272.18003},
     url = {http://geodesic.mathdoc.fr/item/MM2_1973__11_154205/}
}