Erratum: Efficient implementation of the GW approximation within the all-electron FLAPW method [Phys. Rev. B 81, 125102 (2010)]
C. Friedrich, S. Blügel, A. Schindlmayr, Physical Review B 104 (2021).

Polaronic enhancement of second-harmonic generation in lithium niobate
A.L. Kozub, A. Schindlmayr, U. Gerstmann, W.G. Schmidt, Physical Review B 104 (2021) 174110.

LiNbO3 electronic structure: Many-body interactions, spin-orbit coupling, and thermal effects
A. Riefer, M. Friedrich, S. Sanna, U. Gerstmann, A. Schindlmayr, W.G. Schmidt, Physical Review B 93 (2016).