@article{MSC_1998_1998_1_a1,
     author = {Rudeanu, Sergiu},
     title = {Modus ponens booleano.},
     journal = {Mathware & soft computing},
     pages = {115-119},
     year = {1998},
     volume = {5},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MSC_1998_1998_1_a1/}
}