A Cappella FAQ 4.5 - [CASA.org] Informative article on vocal percussion, with quotes from Jeff Thacher and Wes Carroll. members.aol.com/casawa/faq4.html
Disputing the Case for Beatboxing - By Brian Goedde. [The Portland Mercury: Music Quarterly] www.portlandmercury.com/2001-06-07/ex6.html
Lies My Vocal Percussion Coach Told Me - By Wes Carroll. [CASA.org] 10 rules for improving your performance. www.casa.org/programs/publications/art-17.html
Off Tha Head: The Art of Beatboxing - Reprint of an article from "The Source," featuring quotes from hip hop artists Rahzel and Scratch. www.geocities.com/SunsetStrip/4549/source-bbox.html
Review of "Mouth Drumming" - Posted to rec.music.a-cappella by Brock Harris. groups.google.com/groups?q=%22mouth+drumming%22&hl=en&group=rec.music.a-cappella&selm=366ADDAA.A50C5F38%40scf.usc.edu&rnum=1