@article{NANO_2020_11_4_a0,
     author = {R. N. Ganikhodjaev and R. R. Kucharov and K. A. Aralova},
     title = {Positive fixed points of {Lyapunov} operator},
     journal = {Nanosistemy: fizika, himi\^a, matematika},
     pages = {373--378},
     publisher = {mathdoc},
     volume = {11},
     number = {4},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/NANO_2020_11_4_a0/}
}