Die Entwicklung konditioneller Faehigkeiten unter Beachtung des biologischen Alters bei trainierenden Kindern und Jugendlichen - Schmidt, G. (Training und Wettkampf, 1990)
Keywords: hormone; physical development; supporting tissue; investigation method; anthropometry; maximal strength; speed strength; load organization; training concept; strength; biological age; youth; child; age; GDR; strength and speed sports; junior sports; biological and medical sciences; training science