C. Márquez-Córdoba, J. C. Escobar-Restrepo, F. Latorre-Correa, and J. Villarraga-Ossa, “Stress distribution on a five unit fixed partial prosthesis with intermediate abutment: biomechanical analysis using a finite element model”, Rev Fac Odontol Univ Antioq, vol. 22, no. 2, pp. 153–163, Jul. 2011.