1. Definition and basis of making an objective evaluation to distinguish between useful and useless clarity defining musical performances;reichardt;Acta Acust,1975
2. Simultaneous measurement of impulse response and distortion with a swept-sine technique;farina;Proceedings of the 108th AES Convention,2000
3. Acoustic Evaluation of the Garrett Hall of the National Theatre D. Maria II in Lisbon
4. VisiSonics 5/64 Frequency Range and Resolution;Visisonics technical paper,0
5. Testimony of Alfredo Guedes (the first movie projectionist of the venue);Jornal de Amarante,0