Brattström, Håkan. “Shape of the Intercondylar Groove Normally and in Recurrent Dislocation of Patella: A Clinical and X-Ray Anatomical Investigation”. Acta Orthopaedica 35, no. sup68 (May 1, 1964): 1–148. Accessed June 20, 2026. https://actaorthop.org/actao/article/view/30338.