Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{PORMA_1961__20_3_114859, author = {Morgado, Jos\'e}, title = {Some remarks on quasi-isomorphisms between finite lattices}, journal = {Portugaliae mathematica}, pages = {137--145}, publisher = {mathdoc}, volume = {20}, number = {3}, year = {1961}, mrnumber = {0139548}, zbl = {0103.02101}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1961__20_3_114859/} }
Morgado, José. Some remarks on quasi-isomorphisms between finite lattices. Portugaliae mathematica, Tome 20 (1961) no. 3, pp. 137-145. http://geodesic.mathdoc.fr/item/PORMA_1961__20_3_114859/