D. TOUNSI, W. TAKTAK, R. DHIEF, M. TAKTAK, M. CHAABANE, and M. HADDAR, “Evaluation of the Acoustic Performance of Porous Materials Lined Ducts with Geometric Discontinuities”, Arch. Acoust., vol. 47, no. 2, pp. 223–240, May 2022, doi: 10.24425/aoa.2022.141652.