@article{10_4064_cm135_1_6,
     author = {Semyon Litvinov},
     title = {On continuity at zero of the maximal operator
 for a semifinite measure},
     journal = {Colloquium Mathematicum},
     pages = {79--84},
     publisher = {mathdoc},
     volume = {135},
     number = {1},
     year = {2014},
     doi = {10.4064/cm135-1-6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm135-1-6/}
}