@article{10_4153_CJM_1972_040_6,
     author = {Bachelis, Gregory F. and Pigno, Louis},
     title = {On {Multipliers} with {Unconditionally} {Converging} {Fourier} {Series}},
     journal = {Canadian journal of mathematics},
     pages = {477--484},
     year = {1972},
     volume = {24},
     number = {3},
     doi = {10.4153/CJM-1972-040-6},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1972-040-6/}
}