@article{ZNSL_1985_141_a1,
     author = {S. V. Kislyakov},
     title = {Martingale transforms and uniformly convergent orthogonal series},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {18--38},
     publisher = {mathdoc},
     volume = {141},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1985_141_a1/}
}