B. Kh. Turmetov, “On solvability of a boundary value problem for an inhomogeneous polyharmonic equation with a fractional order boundary operator”, Ufa Math. J., 8:3 (2016), 155–170
B. Turmetov, “On some boundary value problems for nonhomogenous polyharmonic equation with boundary operators of fractional order”, Acta Math. Sci., 36:3 (2016), 831–846
B. Kh. Turmetov, V. V. Karachik, “About one boundary value problem for the biharmonic equation”, Applications of Mathematics in Engineering and Economics (AMEE'16), AIP Conf. Proc., 1789, eds. V. Pasheva, N. Popivanov, G. Venkov, Amer. Inst. Phys., 2016, UNSP 040015
H. Yuan, V. V. Karachik, “Representations of super-holomorphic functions and their applications”, Complex Var. Elliptic Equ., 61:11 (2016), 1517–1532
I. A. Gulyaschikh, “Zadacha Neimana dlya poligarmonicheskogo uravneniya v edinichnom share”, Vestn. Yuzhno-Ur. un-ta. Ser. Matem. Mekh. Fiz., 7:2 (2015), 70–72
Yuan H.F., Karachik V.V., “Dunkl-Poisson Equation and Related Equations in Superspace”, Math. Model. Anal., 20:6 (2015), 768–781
Karachik V.V., Sadybekov M.A., Torebek B.T., “Uniqueness of Solutions to Boundary-Value Problems For the Biharmonic Equation in a Ball”, Electron. J. Differ. Equ., 2015, 244
Turmetov B.Kh., “Solvabilit of Fractional Analogues of the Neumann Problem For a Nonhomogeneous Biharmonic Equation”, Electron. J. Differ. Equ., 2015, 82
V. V. Karachik, “Solution of the Dirichlet problem with polynomial data for the polyharmonic equation in a ball”, Differ. Equ., 51:8 (2015), 1033–1042
T. K. Yuldashev, “Dvoinaya obratnaya zadacha dlya integro-differentsialnogo uravneniya Fredgolma ellipticheskogo tipa”, Vestn. Sam. gos. tekhn. un-ta. Ser. Fiz.-mat. nauki, 2(35) (2014), 39–49
V. V. Karachik, “Funktsiya Grina zadachi Dirikhle dlya poligarmonicheskogo uravneniya v share pri polinomialnykh dannykh”, Izv. Sarat. un-ta. Nov. ser. Ser.: Matematika. Mekhanika. Informatika, 14:4(2) (2014), 550–558
V. V. Karachik, “Construction of polynomial solutions to the Dirichlet problem for the polyharmonic equation in a ball”, Comput. Math. Math. Phys., 54:7 (2014), 1122–1143