Nazário, Patrik Felipe, Luciana Ferreira, Jorge Both, and José Luiz Lopes Vieira. “Difficulty and Discrimination Parameters of the KTK Instrument Motor Tasks: An Analysis from Item Response Theory”. Journal of Physical Education (Maringá) 33, no. 1 (April 4, 2022): e-3329. Accessed January 16, 2026. https://periodicos.uem.br/ojs/index.php/RevEducFis/article/view/60848.