@article{IVM_1990_11_a2,
     author = {M. I. Dyachenko},
     title = {A~criterion for spherical convergence of {Fourier} transforms of monotone functions of two variables},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {18--27},
     publisher = {mathdoc},
     number = {11},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1990_11_a2/}
}