Sound Diffusion In Small Rooms: What You Need To Know – Acoustic Fields
When waves interact with matter, they can be reflected, transmitted, or a combination of both. Waves that are transmitted can be refracted. - ppt download
Room Acoustics
acoustics of buildings
The show will go on: Boston's newest music venue is opening into a changed world for concerts - The Boston Globe
Stage Lighting 101, Part 1: Understanding the Basics