1. Suturing apparatus for gastro-intestinal tract;von Petz;Zentralbl Chir,1924
2. Technics of staple suturing in the gastrointestinal tract;Ravitch;Ann Surg,1972
3. The use of staplers in anatomical side-to-side and functional end-to-end enteroanastomoses;Steichen;Surgery,1968
4. A new technique for gastrotomy;Waugh;Surgery,1971
5. Enteroanastomosis with an automatic instrument;Ravitch;Surgery,1966