Research Papers
| A method of predicting noise equivalent level value in urban structure | |
| Rufin Makarewicz | 231-248 |
| Investigations of the directional properties of acoustic field in finite cuboidal spaces (geometrical field analysis) | |
| Maria Tajchert | 249-265 |
| Temperature and pressure changes of the "collision factor" in schaaffs' molecular-kinetic theory of wave propagation in liquids | |
| Eugeniusz Soczkiewicz | 267-271 |
| Ultrasonic and hypersonic investigations of vibrational relaxation in liquid thiophene | |
| Piotr Miecznik | 273-281 |
| Correlation function determination for inhomogeneities scattering an acoustic wave | |
| Józef Lewandowski | 283-292 |
Chronicle
| 4-TH International conference on "environmental protection in mechanical engineering" | |
| Janusz Kacprowski | 293-295 |