@article{10_4064_cm_65_1_51_59,
     author = {Luca Brandolini},
     title = {Fourier transform of characteristic functions and {Lebesgue} constants for multiple {Fourier} series},
     journal = {Colloquium Mathematicum},
     pages = {51--59},
     publisher = {mathdoc},
     volume = {65},
     number = {1},
     year = {1993},
     doi = {10.4064/cm-65-1-51-59},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-65-1-51-59/}
}