@article{AIF_1981__31_3_147_0,
     author = {Cordoba, Antonio and Lopez-Melero, B.},
     title = {Spherical summation: a problem of {E.M.} {Stein}},
     journal = {Annales de l'Institut Fourier},
     pages = {147--152},
     publisher = {Institut Fourier},
     address = {Grenoble},
     volume = {31},
     number = {3},
     year = {1981},
     doi = {10.5802/aif.842},
     zbl = {0464.42006},
     mrnumber = {83g:42008},
     language = {en},
     url = {https://aif.centre-mersenne.org/articles/10.5802/aif.842/}
}