@article{JSFU_2019_12_6_a1,
     author = {Yusup Kh. Eshkabilov and Shohruh D. Nodirov},
     title = {Positive fixed points of cubic operators on $\mathbb{R}^{2}$ and {Gibbs} measures},
     journal = {\v{Z}urnal Sibirskogo federalʹnogo universiteta. Matematika i fizika},
     pages = {663--673},
     publisher = {mathdoc},
     volume = {12},
     number = {6},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JSFU_2019_12_6_a1/}
}