“Subtle Math Turns Songs of Whales Into Kaleidoscopic Images”http://www.nytimes.com/2006/08/01/science/01aqua.html?_r=2&ex=1312084800&en=8d6f64bd56468cd6
“Subtle Math Turns Songs of Whales Into Kaleidoscopic Images”http://www.nytimes.com/2006/08/01/science/01aqua.html?_r=2&ex=1312084800&en=8d6f64bd56468cd6