%0 Journal Article %A Yusup Kh. Eshkabilov %A Shohruh D. Nodirov %T Positive fixed points of cubic operators on $\mathbb{R}^{2}$ and Gibbs measures %J Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika %D 2019 %P 663-673 %V 12 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/JSFU_2019_12_6_a1/ %G en %F JSFU_2019_12_6_a1