@article{10_4064_sm_78_1_1_6,
     author = {Norberto Fava},
     title = {Mapping properties of maximal operators},
     journal = {Studia Mathematica},
     pages = {1--6},
     year = {1984},
     volume = {78},
     number = {1},
     doi = {10.4064/sm-78-1-1-6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-78-1-1-6/}
}