Proceedings of the 7. International Congress on Acoustics. Budapest, 18-26. Aug. 1971. General progress papers, round table conferences, Section E: General acoustics - International Congress on Acoustics 1. (Budapest, 1971)
Proceedings of the 7. International Congress on Acoustics. Budapest, 18-26. Aug. 1971. General progress papers, round table conferences, Section E: General acoustics - International Congress on Acoustics 1. (Budapest, 1971)