@article{CMFD_2022_68_4_a5,
     author = {M. B. Zvereva},
     title = {A model of string system deformations on a star graph with nonlinear condition at the node},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {635--652},
     publisher = {mathdoc},
     volume = {68},
     number = {4},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2022_68_4_a5/}
}