Engel, F. A., Faude, O., Kölling, S., Kellmann, M., & Donath, L. (2019). Verbal Encouragement and Between-Day Reliability During High-Intensity Functional Strength and Endurance Performance Testing. Front Physiol.

Engel, Florian A., Oliver Faude, Sarah Kölling, Michael Kellmann, και Lars Donath. "Verbal Encouragement and Between-Day Reliability During High-Intensity Functional Strength and Endurance Performance Testing." Front Physiol 2019.

Engel, Florian A., et al. "Verbal Encouragement and Between-Day Reliability During High-Intensity Functional Strength and Endurance Performance Testing." Front Physiol 2019.