Derfel, G., M. Buczkowska, and J. Guzowski. “Dielectric and Flexoelectric Deformations Induced by Ac Electric Field in Insulating Nematic Layers”. Scientific Bulletin. Physics, Vol. 31, no. 1082, Dec. 2010, pp. 13-23, doi:10.34658/physics.2010.31.13-23.