KARDAŞ F, EŞKİSU M, ÇAM Z, TAYTAŞ M. Development and Validation of the Grit Scale: Test of Measurement Invariance across University and High School Students. IJPES [Internet]. 2022 Jul. 10 [cited 2024 May 6];9(3):571-88. Available from: https://ijpes.com/index.php/ijpes/article/view/626