Ahmed, S., King, M., Morrish, T. W., Zaszewska, E. and Pichora-Fuller, K. (2006) “A survey of the use of portable audio devices by university students”, Canadian Acoustics, 34(3), pp. 64–65. Available at: https://jcaa.caa-aca.ca/index.php/jcaa/article/view/1824 (Accessed: 20 April 2024).