Journal of KONBiN
Journal of KONBiN > 2006 > No. 2 > 375--383
Journal of KONBiN > 2006 > No. 2 > 41--46
Journal of KONBiN > 2006 > No. 2 > 261--268
Journal of KONBiN > 2006 > No. 2 > 375--383
Journal of KONBiN > 2006 > No. 2 > 41--46
Journal of KONBiN > 2006 > No. 2 > 261--268