@article{10_4153_CMB_1969_043_3,
     author = {Herrlich, Horst},
     title = {Separation {Axioms} and {Direct} {Limits}},
     journal = {Canadian mathematical bulletin},
     pages = {337--338},
     year = {1969},
     volume = {12},
     number = {3},
     doi = {10.4153/CMB-1969-043-3},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1969-043-3/}
}