@article{IVP_2023_31_3_a0,
     author = {A. O. Kazakov and D. V. Turaev},
     title = {70 years of sergey v. gonchenko},
     journal = {Izvestiya VUZ. Applied Nonlinear Dynamics},
     pages = {247--248},
     publisher = {mathdoc},
     volume = {31},
     number = {3},
     year = {2023},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVP_2023_31_3_a0/}
}