The Hoff circuit test is more specific than an incremental treadmill test to assess endurance with the ball in youth soccer players - Zagatto, Alessandro Moura; Papoti, Marcelo; Silva, Adelino Sanchez Ramos da; Barbieri, Ricardo A.; Campos, Eduardo Z.; Ferreira, Eliel C.; Loures, João Paulo; Chamari, Karim (Biology of Sport, 2016)