Lapousis Γεώργιος, Laparidis Κωνσταντίνος, and Petsiou Ελισάβετ. 2011. “Reliability of Health Related Fitnessgram Tests for Aerobic Capacity and Strength in Greek Schoolchildren Ages 10-12”. Inquiries in Physical Education and Sport 9 (2):112-20. https://doi.org/10.26253/heal.uth.ojs.ispe.2011.1365.