@article{TMF_2019_200_2_a0,
     author = {S. S. Afonin and T. D. Solomko},
     title = {Radial spectrum of light mesons in planar {QCD} sum rules and the~scalar sigma-meson},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {173--194},
     publisher = {mathdoc},
     volume = {200},
     number = {2},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2019_200_2_a0/}
}