Sadybekov M., Dukenbayeva A., “on Boundary Value Problems of the Samarskii-Ionkin Type For the Laplace Operator in a Ball”, Complex Var. Elliptic Equ., 67:2 (2022), 369–383
Turmetov B.Kh., Koshanova M.D., Muratbekova M.A., “On Periodic Boundary Value Problems With An Inclined Derivative For a Second-Order Elliptic Equation”, AIP Conference Proceedings, 2325, eds. Ashyralyev A., Ashyralyyev C., Erdogan A., Lukashov A., Sadybekov M., Amer Inst Physics, 2021, 020022
Kalenyuk I P., Baranetskij Ya.O., Kolyasa I L., “a Nonlocal Problem For a Differential Operator of Even Order With Involution”, J. Appl. Anal., 26:2 (2020), 297–307
Karachik V., Turmetov B., “on Solvability of Some Nonlocal Boundary Value Problems For Biharmonic Equation”, Math. Slovaca, 70:2 (2020), 329–342
B. Kh. Turmetov, “Ob odnom obobschenii tretei kraevoi zadachi dlya uravneniya Laplasa”, Chelyab. fiz.-matem. zhurn., 4:1 (2019), 33–41
Turmetov B.Kh., “Generalization of the Robin Problem For the Laplace Equation”, Differ. Equ., 55:9 (2019), 1134–1142
Sadybekov M.A., Dukenbayeva A.A., “Direct and Inverse Problems For the Poisson Equation With Equality of Flows on a Part of the Boundary”, Complex Var. Elliptic Equ., 64:5 (2019), 777–791
Turmetov B., Shamsiev R., “on a Boundary Problem For a Non-Local Poisson Equation With Boundary Operators of the Hadamard Type”, AIP Conference Proceedings, 2183, eds. Cakalli H., Kocinac L., Harte R., Cavalcanti V., Ashyralyev A., Sakalli I., Canak I., Gurtug O., Cavalcanti M., Turkoglu D., Tez M., Kandemir H., Uyaver S., Akay K., Gul I., Yilmazturk T., Akyel T., Ucgun F., Sahin H., Amer Inst Physics, 2019, UNSP 070027
Karachik V.V. Sarsenbi A.M. Turmetov B.K., “on the Solvability of the Main Boundary Value Problems For a Nonlocal Poisson Equation”, Turk. J. Math., 43:3 (2019), 1604–1625
Koshanova M., Turmetov B.Kh., Usmanov K., “About Solvability of Some Boundary Value Problems For Poisson Equation in the Ball”, Filomat, 32:3 (2018), 939–946