@misc{Mavvidis_Alexandros_Differences, author={Mavvidis, Alexandros and Stamboulis, Aggelos and Dimitriou, Vassilis and Giampanidoy, Aspasia}, copyright={Akademia Wychowania Fizycznego w Poznaniu}, howpublished={online}, publisher={Akademia Wychowania Fizycznego w Poznaniu}, language={eng}, type={artykuł}, title={Differences in forehand and backhand performance in young tennis players}, keywords={tennis test, age categories, forehand, backhand, boys, girls}, }