Balatsouka, Dimitra, et al. “EVALUATION OF BONE-TO-IMPLANT CONTACT AND BONE DENSITY ADJACENT TO TITANIUM IMPLANTS USING A STEREOLOGICAL TECHNIQUE ON GROUND SECTIONS”. Image Analysis and Stereology, vol. 25, no. 1, May 2011, pp. 13-24, doi:10.5566/ias.v25.p13-24.