References
- Costill , D. L. 1966 . Use of a swimming ergometer in physiological research . Research Quarterly , 37 : 564 – 67 . December
- Costill , D. L. and Fritz , V. A. May 1968 . Aerobic and anaerobic work during partial immersion May , Unpublished study for Ball State University
- Falls , Howard B. and Richardson , Robert D. 1967 . Comparison of recovery procedure for the reduction of exercise stress . Research Quarterly , 38 : 550 – 55 . December
- Gisolfi , C. , Robinson , S. and Turrell , E. S. 1966 . Effects of aerobic work performed during recovery from exhaustive work . Journal of Applied Physiology , 21 : 1767 – 72 .