1. The ABO, MN, P and Rh blood group systems in the South African Bantu;Shapiro;S. Afr. Med. J.,1951
2. Presence of anti-D antibody in the serum of a Du patient;Argall;J. Lab. Clin. Med.,1953
3. Studies on blood group factors RhA, RhB, and RhC;Unger;J. Exp. Med.,1959
4. Observations on subdivisions of the Rh antigen D;Tippett;Arztl. Lab.,1977