@ARTICLE{_67th_2021, volume={vol. 46}, number={No 4}, journal={Archives of Acoustics}, pages={697-711}, howpublished={online}, year={2021}, publisher={Polish Academy of Sciences, Institute of Fundamental Technological Research, Committee on Acoustics}, abstract={The paper contains the abstracts of papers presented during 67th Open Seminar on Acoustics September 14–17, 2021.}, type={Abstracts}, title={67th Open Seminar on Acoustics September 14 – 17, 2021}, URL={http://ochroma.man.poznan.pl/Content/121822/PDF-MASTER/aoa.2021.139646.pdf}, doi={10.24425/aoa.2021.139646}, }