found: Work cat.: Beeman, S.G. The energy and cardiovascular demands of box aerobic exercise in collegiate females, 1999:p. 16 ("box aerobics: a combination of kicks from martial arts ... punches from boxing ... and rhythmic movements associated with dance and bench steppingaerobics ...") p. 17 (kickboxing aerobics)
found: American Muscle & Fitness Kickboxing Aerobics Manual, Nov. 30, 2006, viewed online, Dec. 18, 2006(Kickboxing Aerobics classes are not martial arts classes)
found: Ixquick search, Nov. 30 2006(aerobic kick boxing; kickboxing aerobics; kickboxing; cardio kickbox)
found: Cardio Kickboxing website, Nov. 30, 2006(Cardio Kickboxing is a registered trademark; It is not Tae Bo, Cardio Karate, or Karate and Aerobics choreographed to music)
