TY - JOUR AU - Kondo, Michiro PY - 2001 DA - 1900/01/01 TI - Relationship between ideals of BCI-algebras and order ideals of its adjoint semigroup SP - 454570 VL - 28 AB - SN - 0161-1712 UR - https://doi.org/10.1155/S0161171201010985 DO - 10.1155/S0161171201010985 JF - International Journal of Mathematics and Mathematical Sciences PB - Hindawi Publishing Corporation KW - ER -