Research Papers
| Quasi-nonlinear distortion of signals in closed space for an unsteady state | |
| Stefan Czarnecki, Władysław Wygnański | 83-106 |
| Propagation of noise generated by single moving sources in open area | |
| J. Jarzęcki, R. Makarewicz | 107-118 |
| Investigation of the waveguide properties of a borehole and their use for acoustic measurements in situ | |
| Anna Jaroszewska | 119-142 |
| On the diffraction of sound wave by a wedge | |
| Roman Wyrzykowski, Jan K. Snakowski | 143-154 |
| The analysis of surface wave propagation in a crystal with a monoclinic structure | |
| Lidia Opilska, Janusz Świder | 155-162 |
| Acoustical relaxation in heterocyclic liquids | |
| Bogumił Linde | 163-170 |
In Memoriam
| In memory of WILHELM JORDAN | |
| Engineering Transactions | 81 |