Study of Acoustical Parameters of a Cholesteric Liquid Crystal and Toluene Solutions. Indian Journal of Pure & Applied Physics (IJPAP), [S. l.], v. 64, n. 4, 2026. DOI: 10.56042/ijpap.v64i4.27933. Disponível em: https://or.niscpr.res.in/index.php/IJPAP/article/view/27933. Acesso em: 13 may. 2026.