@article{ARM_1977_13_4_a3,
     author = {Niederle, Josef},
     title = {Monomorphisms in the category of small connected categories with surjective functors},
     journal = {Archivum mathematicum},
     pages = {195--199},
     year = {1977},
     volume = {13},
     number = {4},
     mrnumber = {0463257},
     zbl = {0394.18001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1977_13_4_a3/}
}