Kehr, Hugo M.Goal setting theory—Firmly entrenched, but narrow in its focus.Motivation Science201952110-111
Gröpel, P.; Urner, M.; Pruessner, J. C.; Quirin, M.Do endurance-trained, resistance-trained, and untrained individuals differ in adrenal and cardiovascular reactivity to psychosocial stress?Frontiers in Psychology2019