@article{GFA_1994__4_6_58174,
     author = {V. Lebedev and A. Olevskii},
     title = {Idempotents of {Fourier} {Multiplier} {Algebra.}},
     journal = {Geometric and functional analysis},
     pages = {539--544},
     publisher = {mathdoc},
     volume = {4},
     number = {6},
     year = {1994},
     zbl = {0814.42008},
     url = {http://geodesic.mathdoc.fr/item/GFA_1994__4_6_58174/}
}