1) Lord, Sadranagani: New tecnique for construction of composite dacron vein grafts for femoro-distal popliteal bypass in the severely ischemic leg. Am Surg May 1975. 181: 670-675.
2) Snyder, Roger: Composite grafts utilizing politetrafluoroethylene-autogenous tissue for lower extremity arterial reconstructions. Surgery 90, 1981: 881-888.