1. Iowa Wrestling Study
2. Ribis1 PM. When wrestlers shed pounds quickly. The Physician and Sports Medicine 2 (7): 30, 1974
3. Zambraski EJ , Tipton CM, Jordon , HR, Palmer WK, and Tcheng TK: Iowa wrestling study: Urinary profiles of state finalists prior to competition. Med and Sci in Sports 6 (2): 129, 1974
4. Tipton CM, Tcheng TK and Paul WD: Evaluation of the Hall method for determining minimum wrestling weights . J. Iowa Med Soc 59: 571, 1969
5. Tcheng TK and Tipton CM: Iowa wrestling study: Anthropometric measurements and the prediction of a "minimal" body weight for high school wrestlers. Med and Sci in Sports 5 (1): 1, 1973