8Letournel E. Open treatment of acute calcaneal fractures. Clin Orthop, 1993, (290): 60-67.
9Leung KS, Yuen KM, Chan WS. Operative treatment of displaced intra-articular fractures of the calcaneum: medium-term results. JBone Joint Surg(Br), 1993, 75: 196-201.
10Zwipp H, Tscherne H, Thermann H, et al. Osteosynthesis of displaced intraarticular fractures of the calcaneus: results in 123 cases.Clin Orthop, 1993, (290): 76-86.