IEEE Korea Section Ph.D. Student Paper Contest(Excellent Ph.D Student Paper Award) Seoul, KAIST, Korea, 1991-01-01
Bull. of Korean Physical Society, Cheonbuk Univ., 1991-01-01
Bull. of Korean Physical Society, Sogang Univ., 1991-01-01
Bull. of Korean Physical Society, Sogang Univ., 1991-01-01