"Football Physics And The Science Of
Deflategate." Popular Science. N.p., n.d. Web. 18 Apr.
2015.
"Kam Chancellor Lays out Vernon Davis
with Monster Hit (GIF)." FanSided Kam Chancellor Lays out
Vernon Davis with Monster Hit GIF Comments. N.p., 19 Jan.
2014. Web. 18 Apr. 2015.
"American Football GIFs on Giphy."
Giphy. N.p., n.d. Web. 18 Apr. 2015.
"Listed As Probable." 'Listed As
Probable' N.p., n.d. Web. 18 Apr. 2015.
"GIF: This Dirty Indiana State Hit
Shows Why We Have a Helmet Targeting Rule." SBNation.com.
N.p., 29 Aug. 2013. Web. 18 Apr. 2015.
Grenoble, Ryan. "Seahawks Fans Cause
Minor Earthquake During Victory Over Saints (VIDEO)." The
Huffington Post. TheHuffingtonPost.com, n.d. Web. 18 Apr.
2015.
"The Science of Sound: How Seattle
Got So Darn Loud | TIME.com." Sports The Science of Sound
How Seattle Got So Darn Loud Comments. N.p., n.d. Web. 18
Apr. 2015.
Cavanaugh, William J., and Joseph A.
Wilkes. Architectural Acoustics: Principles and Practice.
New York: Wiley, 1999. Print.
"NFL Teams Ditching White Noise,
Cranking up Music at Practice." Las Vegas Review-Journal.
N.p., 09 Oct. 2014. Web. 18 Apr. 2015.
Dimensions, Ball. Rule 2 The Ball
(n.d.): n. pag. Nfl.com. Nfl. Web. 18 Apr. 2015.