From, Line, Dorthe Kirkegaard Thomsen, and Martin Hammershøj Olesen. “Elite Athletes Are Higher on Grit Than a Comparison Sample of Non-Athletes”. Scandinavian Journal of Sport and Exercise Psychology 2 (February 10, 2020): 2–7. Accessed April 19, 2024. https://tidsskrift.dk/sjsep/article/view/115111.