Gupta AK, Forsythe B, Lee AS, Harris JD, McCormick F, Abrams GD, Verma NN, Romeo AA, Inoue N, Cole BJ. Topographic analysis of the glenoid and proximal medial tibial articular surfaces: a search for the ideal match for glenoid resurfacing. Am J Sports Med. 2013 Aug; 41(8):1893-9.