@article{10_21136_CMJ_2017_0475_15,
     author = {Liu, Feng and Mao, Suzhen},
     title = {On the regularity of the one-sided {Hardy-Littlewood} maximal functions},
     journal = {Czechoslovak Mathematical Journal},
     pages = {219--234},
     publisher = {mathdoc},
     volume = {67},
     number = {1},
     year = {2017},
     doi = {10.21136/CMJ.2017.0475-15},
     mrnumber = {3633008},
     zbl = {06738514},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.2017.0475-15/}
}