Lehmann, M., Gastmann, U., Petersen, K. G., Bachl, N., Seidel, A., Khalaf, A. N., . . . Keul, J. (1992). Training-overtraining: Performance, and hormone levels, after a defined increase in training volume versus intensity in experienced middle- and long-distance runners.

Lehmann, M., U. Gastmann, K G. Petersen, N. Bachl, A. Seidel, A N. Khalaf, S. Fischer, ja J. Keul. Training-overtraining: Performance, and Hormone Levels, After a Defined Increase in Training Volume Versus Intensity in Experienced Middle- and Long-distance Runners. 1992.

Lehmann, M., et al. Training-overtraining: Performance, and Hormone Levels, After a Defined Increase in Training Volume Versus Intensity in Experienced Middle- and Long-distance Runners. 1992.