RESULTS PLUS Published: Tuesday, March 30, 1993 FENCING Atkins Doubles Up Columbia University's Benjamin Atkins became the second fencer to win National Collegiate Athletic Association titles in two events when he beat Christopher Klaus of Princeton yesterday in the men's individual epee championship in Detroit, 6-5, 1-5, 5-2. He won the 1991 N.C.A.A. men's individual foil championship. Abraham Balk of N.Y.U. won the epee and foil in 1947. (AP)