References
- Schultz P: Day of the static stretch. Phys Sportsmed 7:109–117, November 1979
- deVries HA: Physiology of Exercise, ed 2. Dubuque, IA, William C. Brown, 1974, pp 304–313
- Moore MA, Hutton RS: Electromyographic investigation of muscle stretching techniques. Med Sci Sports Exer 12(5): 322–329, 1980
- Klafs CE, Arnheim DD: Modern Principles of Athletic Training, ed 4. St. Louis, CV Mosby, 1977, pp 82–119