%0 Journal Article %A B. J. Mamurov %T A convex combination of two quadratic stochastic operators acting in the $2D$-simplex %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 2023 %P 66-70 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_2023_7_a6/ %G ru %F IVM_2023_7_a6