U. Lucht, J. C. Djurhuus, S. Sørensen, C. Bünger, and O. Sneppen, “The Relationship Between Increasing Intraarticular Pressures and Intraosseous Pressures in the Juxtaarticular Bones: An Experimental Investigation in Dogs”, ActaO, vol. 52, no. 5, pp. 491–495, Jan. 1981.