Feddersen, Niels B., Robert Morris, Noora Ronkainen, Stig Arve Sæther, Martin Littlewood, og David Richardson. “A Qualitative Meta-Study of a Decade of the Holistic Ecological Approach to Talent Development”. Scandinavian Journal of Sport and Exercise Psychology 3 (august 23, 2021): 24–39. Set december 5, 2025. https://tidsskrift.dk/sjsep/article/view/128317.