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@article{PORMA_1989__46_4_115682, author = {Bordalo, G.}, title = {A duality between unary algebras and their subuniverse lattices}, journal = {Portugaliae mathematica}, pages = {431--439}, publisher = {mathdoc}, volume = {46}, number = {4}, year = {1989}, mrnumber = {1032512}, zbl = {0689.06009}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1989__46_4_115682/} }
Bordalo, G. A duality between unary algebras and their subuniverse lattices. Portugaliae mathematica, Tome 46 (1989) no. 4, pp. 431-439. http://geodesic.mathdoc.fr/item/PORMA_1989__46_4_115682/