Morgado, José. "A characterization of the closure operators by means of one axiom." Portugaliae mathematica 21.3 (1962): 155-156. <http://eudml.org/doc/114888>.
@article{Morgado1962, author = {Morgado, José}, journal = {Portugaliae mathematica}, keywords = {lattices, ordered sets}, language = {eng}, number = {3}, pages = {155-156}, publisher = {Sociedade Portuguesa de Matemática}, title = {A characterization of the closure operators by means of one axiom}, url = {http://eudml.org/doc/114888}, volume = {21}, year = {1962}, }
TY - JOUR AU - Morgado, José TI - A characterization of the closure operators by means of one axiom JO - Portugaliae mathematica PY - 1962 PB - Sociedade Portuguesa de Matemática VL - 21 IS - 3 SP - 155 EP - 156 LA - eng KW - lattices, ordered sets UR - http://eudml.org/doc/114888 ER -