@article{TAC_2001_8_a17,
     author = {V. Claes and E. Lowen-Colebunders and G. Sonck},
     title = {Cartesian closed topological hull of the construct of closure spaces},
     journal = {Theory and applications of categories},
     pages = {481--489},
     year = {2001},
     volume = {8},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TAC_2001_8_a17/}
}