@article{ZNSL_2011_397_a2,
     author = {E. E. Lokharu},
     title = {Maximal functions measuring smooytness: counterexamples},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {53--72},
     publisher = {mathdoc},
     volume = {397},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2011_397_a2/}
}