@article{10_4153_CJM_1975_008_8,
     author = {Day, Alan},
     title = {Filter {Monads,} {Continuous} {Lattices} and {Closure} {Systems}},
     journal = {Canadian journal of mathematics},
     pages = {50--59},
     year = {1975},
     volume = {27},
     number = {1},
     doi = {10.4153/CJM-1975-008-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1975-008-8/}
}