@article{PismaZhETF.103.83,
    title = {Structure of three-loop contributions to the  $\boldsymbol{\beta}$-function of $\boldsymbol{{\cal N}=1}$ SQED with $\boldsymbol{N_f}$ flavors, regularized by the dimensional  reduction},
    author = {Aleshin, S. S. and Kataev, A. L. and Stepanyantz, K. V.},
    journal = {Письма в ЖЭТФ},
    volume = {103},
    issue = {2},
    pages = {83},
    year = {2016},
    doi = {10.7868/S0370274X16020016},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X16020016},
    note = {[JETP Letters 103, 77 (2016)]}
}