Rasmussen, Ove, and Ib Tovborg-Jensen. “Mobility of the Ankle Joint: Recording of Rotatory Movements in the Talocrural Joint in Vitro With and Without the Lateral Collateral Ligaments of the Ankle”. Acta Orthopaedica, vol. 53, no. 1, Jan. 1982, pp. 155-60, doi:10.3109/17453678208992194.