Fun LF, Vivekananda NLA, Mikarsa HL, Putri DK. Validity and Reliability of Grit Measuring Tools for Students in Indonesia. Humanitas [Internet]. 2024Dec.31 [cited 2025Jan.18];8(3):266-7. Available from: http://224305.koshikahk.tech/index.php/humanitas/article/view/10240