GERALD, RW. Two-part and three part fractures. Orthop Clin North Am. 2000, 31, 1, 1-21
FLATOW, EL. Open reduction and internal fixation of two-part displaced fractures of the greater tuberosity of the proximal part of the humerus. J Bone Joint Surg. 1991, 73-A, 1213-1218