@article{CMUC_1974_15_4_a8,
     author = {Menu, Jan and Pultr, Ale\v{s}},
     title = {On categories determined by poset- and set-valued functors},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {665--678},
     year = {1974},
     volume = {15},
     number = {4},
     mrnumber = {0371989},
     zbl = {0331.18008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1974_15_4_a8/}
}