@article{MASLO_1998_48_3_a3,
     author = {Maliszewski, Aleksander},
     title = {On the differences of upper semicontinuous quasi-continuous functions},
     journal = {Mathematica slovaca},
     pages = {245--252},
     year = {1998},
     volume = {48},
     number = {3},
     mrnumber = {1647690},
     zbl = {0941.26002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1998_48_3_a3/}
}