Cyberbooks

'''Bova, Ben. "The Dueling Machine"''' (original title, "The Perfect Warrior" [cited by Contento as a collaboration]). Astounding May 1963. Coll. Forward in Time. New York: Walker, 1974. Rpt. Study War No More. Joe Haldeman, ed. New York: St. Martin's, 1977. New York: Avon, 1978.

See for the dueling machine itself, an encompassing mechanized enviornment for each duelist, which reads and realizes their thoughts so they can safely fight a duel—or could until the plot gets going.