Vinken, P. M., V. Stirling, and T. Heinen. “The Aesthetics of the Experts - On the Relationship of observers’ and performers’ Expertise When Perceiving Motion Aesthetics in Freerunning Skills”. Journal of Human Sport and Exercise, vol. 17, no. 4, Oct. 2022, pp. 782-95, doi:10.14198/jhse.2022.174.06.