@conference{szwoch1999designing, title = {Designing Waveguide Elements of a Hearing Aid Using the Physical Modeling Techniques}, author = {Szwoch, Grzegorz and Kostek, Bozena and Czyzewski, Andrzej}, booktitle = {Audio Engineering Society Convention 106}, month = {May}, year = {1999}, url = {https://www.aes.org/e-lib/browse.cfm?elib=8310} }