@article{10_4153_CMB_1965_056_x,
     author = {Burgess, W.},
     title = {The {Meaning} of {Mono} and {EPI} in {Some} {Familiar} {Categories}},
     journal = {Canadian mathematical bulletin},
     pages = {759--769},
     year = {1965},
     volume = {8},
     number = {6},
     doi = {10.4153/CMB-1965-056-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1965-056-x/}
}