- Patrick W. Dondl, Patrick Dorey, Frank Rösler, “A Bound on the Pseudospectrum for a Class of Non-normal Schrödinger Operators”, Appl Math Res Express, 2016

- David Krejčiřík, Petr Siegl, Non‐Selfadjoint Operators in Quantum Physics, 2015, 241

- M. Cristina Câmara, David Krejčiřík, “Complex-self-adjointness”, Anal.Math.Phys., 13, no. 1, 2023, 6

- Biagio Cassano, Lucrezia Cossetti, Luca Fanelli, “Eigenvalue bounds and spectral stability of Lamé operators with complex potentials”, Journal of Differential Equations, 298, 2021, 528

- Jérémy Faupin, Nicolas Frantz, “Spectral decomposition of some non-self-adjoint operators”, Annales Henri Lebesgue, 6, 2023, 1115

- D. Krejčiřík, N. Raymond, J. Royer, P. Siegl, “REDUCTION OF DIMENSION AS A CONSEQUENCE OF NORM‐RESOLVENT CONVERGENCE AND APPLICATIONS”, Mathematika, 64, no. 2, 2018, 406

- D. I. Borisov, “On a PT-symmetric waveguide with a pair of small holes”, Proc. Steklov Inst. Math., 281, no. S1, 2013, 5

- D. Krejčiřík, P. Siegl, M. Tater, J. Viola, “Pseudospectra in non-Hermitian quantum mechanics”, Journal of Mathematical Physics, 56, no. 10, 2015, 103513

- O. Olendski, “Guiding structures with multiply connected cross sections: Evolution of propagation in external fields at complex Robin parameters”, Annals of Physics, 327, no. 5, 2012, 1365

- Jussi Behrndt, Matthias Langer, Vladimir Lotoreichik, Jonathan Rohleder, “Spectral enclosures for non-self-adjoint extensions of symmetric operators”, Journal of Functional Analysis, 275, no. 7, 2018, 1808
