MIECZNIK, Piotr. Ultrasonic and hypersonic investigations of structural relaxation in aqueous solutions of Hexamethylphosphortriamide. Archives of Acoustics, [S. l.], v. 8, n. 1, p. 55–68, 2016. Disponível em: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/3243. Acesso em: 25 apr. 2025.