- Elina Shishkina, Sergei Sitnik, Transmutations, Singular and Fractional Differential Equations with Applications to Mathematical Physics, 2020, 483
- Shakhobiddin T. Karimov, Elina L. Shishkina, “Some methods of solution to the Cauchy problem for a inhomogeneous equation of hyperbolic type with a Bessel operator”, J. Phys.: Conf. Ser., 1203, 2019, 012096
- Elina Shishkina, Sergei Sitnik, Transmutations, Singular and Fractional Differential Equations with Applications to Mathematical Physics, 2020, 433
- Transmutations, Singular and Fractional Differential Equations with Applications to Mathematical Physics, 2020, 527
- Vladislav V. Kravchenko, Sergei M. Sitnik, Transmutation Operators and Applications, 2020, 3
- E. L. Shishkina, Transmutation Operators and Applications, 2020, 237
- E. L. Shishkina, Operator Theory and Differential Equations, 2021, 229
- Igor Polovinkin, Elina Shishkina, Sergei Sitnik, “Space of images of the mixed Riesz hyperbolic B-potential and analytic continuation”, Journal of Inverse and Ill-posed Problems, 27, no. 2, 2019, 171
- Elina Shishkina, 357, Operator Theory and Harmonic Analysis, 2021, 507