@article{MSC_1995_1995_1_a8,
     author = {Cignoli, Roberto and Torrens, Antoni},
     title = {Algebras-MV retractivas.},
     journal = {Mathware & soft computing},
     pages = {157-165},
     publisher = {mathdoc},
     volume = {2},
     number = {3},
     year = {1995},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MSC_1995_1995_1_a8/}
}