Considerations regarding the optimisation of the spike in modern volleyball
Hans-Eric Reitmayer, Sorin Grădinaru
Considerations on the efficiency of the attack hit in a women’s senior volleyball team
Sorin Grădinaru, Csilla Grădinaru
Postural differences of volleyball players
Ion-Silviu Borozan, Sorin Grădinaru, Paul Miron, Tiberiu Puta, Eugen Bota
Comparative Analysis of the “Libero” in great Performance Volleyball
Petru Eugen Mergheş, Sorin Grădinaru