Journal of the Korean Society of Mathematical Education Series B: Theoretical Mathematics and Pedagogical Mathematics / Journal of the Korean Society of Mathematical Education Series B: Theoretical Mathematics and Pedagogical Mathematics, (P)3059-0604; (E)3059-1309
2001, v.8 no.2, pp.175-184
Choi, S.-J.
Han, C.-W.
Choi,,
S.
, &
Han,,
C.
(2001). . , 8(2), 175-184.