Barrett, Rich, Fastener Design Manual, archived from the original on 2008-08-01, retrieved 2008-12-02. https://web.archive.org/web/20080801052322/http://www.tcnj.edu/~rgraham/barrett/manual1-A.html
Barrett, Rich, Fastener Design Manual, archived from the original on 2008-08-01, retrieved 2008-12-02. https://web.archive.org/web/20080801052322/http://www.tcnj.edu/~rgraham/barrett/manual1-A.html