1. Sebening F, Klovekorn WP, Meisner H, Struck E (eds): Bioprosthetic Cardiac Valves. Munich: Deutsches Herzzentrum, München, 1979.
2. Lefrak EA, Starr A (eds): Cardiac Valve Prostheses. New York: Appleton-Century-Crofts, 1979.
3. Ionescu MI (ed): Tissue Heart Valves. London: Butterworth, 1979.
4. DeBakey ME: Advances in Cardiac Valves: Clinical Perspectives. New York: Yorke, 1983.
5. Cohn LH, Gallucci V (eds): Cardiac Bio-prostheses. New York: Yorke, 1982.