PT Journal AU Reichert, M Kapteinat, I Lauvai, I Hennig, O Reinhard, I Braun, U Limberger, MF Ebner-Priemer, UW TI Tiny steps towards smartphone based exercise interventions in everyday life? Pilot testing the effects of an exercise intervention on depressed people’s everyday life mood = Erste Schritte zu Smartphone-basierten Sportinterventionen im Alltag? SO Zeitschrift für Sportpsychologie PY 2018 BP 156 EP 163 VL 25 IS 4 DI 10.1026/1612-5010/a000243 LA german ER