A. DRZYMAŁA, “The investigation of relaxation processes in chosen liquid crystals by ultrasonic and dielectric methods”, Arch. Acoust., vol. 6, no. 2, pp. 163–172, Mar. 2016, Accessed: Apr. 26, 2025. [Online]. Available: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/3304