1 | Final Report of the Daedalus Project Working Group, "The Feasibility of A Human-powered Flight Between Crete and the Mainland of Greece", 1986.4 |
2 | http://fitnessworld.co.kr (2013.8.20 확인) |
3 | Ethan R. Nadel, "Physiological Adaptations to Aerobic Training", Americal Scientist, 1985 |
4 | http://museum.mit.edu/150/47 (2013.8.20 확인) |
5 | http://en.wikipedia.org/wiki/Recumbent_bicycle (2013.8.20 확인) |
6 | http://health.naver.com (2013.8.20 확인) |
7 | http://www.cptips.com/intervl.htm (2013.8.20 확인) |