@article{GDZPPN002217678,
title = {Covollst\"andigkeit vollst\"andiger Kategorien.},
journal = {Manuscripta mathematica},
volume = {11},
year = {1973},
pages = {127-140},
zbl = {0272.18003},
url = {http://dml.mathdoc.fr/item/GDZPPN002217678}
}
Tholen, Walter; Pumplün, D. Covollständigkeit vollständiger Kategorien.. Manuscripta mathematica, Tome 11 (1973) pp. 127-140. http://gdmltest.u-ga.fr/item/GDZPPN002217678/