Bisdee, J.T., James,
W.P.T. and Shaw, M.A. (1988) Energy expenditure during the menstrual cycle.
British Journal of Nutrition 48, 187-199.
Brisswalter, J. and Legros, P. (1994) Daily stability in energy cost in running, respiratory parameters and stride rate among well-trained middle distance runners. International Journal of Sports Medicine 15, 238- 241.
Callister, R., Callister, R.J., Fleck, S.J. and Dudley, G.A. (1989) Physiological and performance responses to overtraining in elite judo athletes. Medicine and Science in Sports and Exercise 22, 816-824.
Dressendorfer, R.H., Wade, C.E. and Scaff, J.H. (1985) Increased morning heart rate in runners: A valid sign of overtraining. Physician and Sports Medicine 13, 77-86.
Jeukendrup, A.E., Hesselink, M.K.C., Snyder, A.C., Kuipers, H. and Keizer, H.A. (1992) Physiological changes in male competitive cyclists after two weeks of intensified training. International Journal of Sports Medicine 13, 534-541.
Karvonen, J. and Vuorimaa, T. (1988) Heart rate and exercise intensity during sports activities. Practical application. Sports Medicine 5, 303-312.
Lambert M.I., Mbambo, Z.H. and St Clair Gibson, A. (1998) Heart rate during training and competition for long distance running. Journal of Sports Science 16, 85-90.
Lamberts, R.P., Lemmink, K.A.P.M., Durandt, J.J. and Lambert, M.I. (2003) Variation in heart rate during submaximal exercise: implications for monitoring training. Journal of Strength and Conditioning Research, in press.
Meijer, G.A.L., Westerterp, K.R., Saris, W.H.M. and Ten Hoor, F. (1992) Sleeping metabolic rate in relation to body composition and the menstrual cycle. American Journal of Clinical Nutrition 55, 637-640.
O'Connor, P.J., Crowley, M.A., Gardner, A.W. and Skinner, J.S. (1993) Influence of training on sleeping heart rate following daytime exercise. European Journal of Applied Physiology 67, 39-42.
Pollock, M.L. (1973) The quantification of endurance training programs. Exercise and Sports Science Reviews 1, 155- 188.
Sadamoto, T., Fuchi, T., Taniguchi, Y. and Miyashita, M. (1986) Effect of 8 weeks submaximal conditioning and deconditioning on heart rate during sleep in middle-aged women. In: Sport and Ageing. Ed: McPherson BD. Champaign, Human Kinetics. 233-240.
Sedgwick, A.W., Craig, R.J., Crouch, R. and Dowling, B. (1974) The effects of physical training on the day and night long-term heart rates of middle-aged men. European Journal of Applied Physiology 33, 307-314.
Snyder, F., Hobson, J.A., Morrison, D.F. and Goldfrank, F. (1964) Changes in respiration, heart rate and systolic blood pressure in human sleep. Journal of Applied Physiology 19, 417-422.
Vincent, W.J. (1995) Statistics in Kinesiology. Champaign, IL , Human Kinetics. 178-181.
Wilmore, J.H., Stanforth, P.R., Gagnon, J., Leon, A.S., Rao, D.C., Skinner, J.S. and Bouchard, C. (1996) Endurance exercise training has a minimal effect on resting heart rate: The Heritage Study. Medicine and Science in Sport and Exercise 28, 829-835.