@article{FPM_2016_21_5_a2,
     author = {V. V. Belokurov and E. T. Shavgulidze},
     title = {Nonlinear nonlocal substitutions in functional integrals},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {47--59},
     publisher = {mathdoc},
     volume = {21},
     number = {5},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2016_21_5_a2/}
}