1. Hubbard, J. The Official NBA Encyclopedia. 3rd Edition. Double-Day. New York. 2000.
2. NBA.com Spalding New Game Ball Brochure,
http://www.nba.com/media/newball_brochure_060628.pdf
. Viewed February 29, 2008.
3. Okubo H. and Hubbard M. Dynamics of basketball-rim interactions. In Sports Engineering, 7(1): 15–29, 2004.
4. Rego, S. Personal conversation, May 7, 2007.
5. Weiss P. Dribble Quibble: Experiments find that new basketball gets slick. In Science News Online,
http://www.sciencenews.org/articles/20061104/fob4.asp
, 170(19), 2006. Viewed March 30, 2008.