Sourcing:
Anonymous. “Procuring the Brazuca: The Complexity of Sourcing a World Cup Football.” Spend Matters Procuring the Brazuca The Complexity of Sourcing a World Cup Football Comments. Azul Partners, Inc., 15 July 2014. Web. 27 Apr. 2015. <https://spendmatters.com/2014/07/15/procuring-the-brazuca-the-complexity-of-sourcing-a-world-cup-football/>.
Manufacturing:
Anonymous. “Jabulani Ball ‘too Perfect’ to Fly Straight – Scientists.” Jabulani Ball ‘too Perfect’ to Fly Straight – Scientists. PHYS.ORG, 29 June 2010. Web. 27 Apr. 2015. <http://phys.org/news197039777.html>.
AFP/Getty Images. “World Cup 2014: How the Adidas Brazuca Ball Is Made.” The Telegraph. Telegraph Media Group, n.d. Web. 27 Apr. 2015. <http://www.telegraph.co.uk/sport/football/world-cup/pictures/10886456/World-Cup-2014-How-the-Adidas-Brazuca-ball-is-made.html?frame=endScreen>.
Haq, Riaz. “Haq’s Musings.” : Science of FIFA’s Pakistan-made Brazuca Ball for Brazil World Cup 2014. Blogger, 15 June 2014. Web. 27 Apr. 2015. <http://www.riazhaq.com/2014/06/science-of-fifas-pakistan-made-brazuca.html>.
Testing:
Wood, Anthony. “The Surprising Aerodynamics behind the Brazuca World Cup Football.” The Surprising Aerodynamics behind the Brazuca World Cup Football. Gizmag, 17 June 2014. Web. 27 Apr. 2015. <http://www.gizmag.com/brazuca-world-cup-football-aerodynamics-nasa-mit-jabulani/32582/>.
Hong, Sungchan, and Takeshi Asai. “Effect of Panel Shape of Soccer Ball on Its Flight Characteristics.” Scientific Reports 4 (2014): 5068. PMC. Web. 29 Apr. 2015.
Distribution:
Howells, Richard. “World Cup 2014: Adidas “Brazuca” Ball Scores With Fans.”Forbes. Forbes Magazine, 11 June 2014. Web. 28 Apr. 2015. <http://www.forbes.com/sites/sap/2014/06/11/world-cup-2014-adidas-brazuca-ball-scores-with-fans/>.