Dielectric properties of multiferroic CuCrO2 Angel T. Apostolov, Illiana N. Apostolova, Steffen Trimper and Julia M. Wesselinowa Eur. Phys. J. B, 90 12 (2017) 236 Published online: 04 December 2017 DOI: 10.1140/epjb/e2017-80461-4