- Baltabek E. Kanguzhin, Dostilek Dauitbek, 1759, 2016, 020130
- Niyaz Tokmagambetov, Gulzat Nalzhupbayeva, 1676, 2015, 020098
- Tynysbek Sh. Kal’menov, Gauhar D. Arepova, 1676, 2015, 020054
- Abdisalam A. Sarsenbi, Lyazzat K. Zhumanova, 1789, 2016, 040009
- Michael Ruzhansky, Niyaz Tokmagambetov, “Nonharmonic Analysis of Boundary Value Problems”, Int Math Res Notices, 2016, № 12, 2016, 3548
- Gulzat Nalzhupbayeva, 1880, 2017, 050005
- B. E. Kanguzhin, N. E. Tokmagambetov, “Resolvents of well-posed problems for finite-rank perturbations of the polyharmonic operator in a punctured domain”, Sib Math J, 57, № 2, 2016, 265
- Gulzat Nalzhupbayeva, 1997, 2018, 020083
- Erdal Gül, “A second regularized trace formula for a higher order differential operator”, Math Methods in App Sciences, 44, № 6, 2021, 5099
- Gulzat Nalzhupbayeva, “Remark on the Eigenvalues of the m-Laplacian in a Punctured Domain”, Complex Anal. Oper. Theory, 12, № 3, 2018, 599