TY - JOUR AU - Najafi, Ardavan AU - Borumand Saeid, Arsham TI - Engel BCI-algebras: an application of left and right commutators JO - Mathematica Bohemica PY - 2021 SP - 133 EP - 150 VL - 146 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/MB.2020.0160-18/ DO - 10.21136/MB.2020.0160-18 LA - en ID - 10_21136_MB_2020_0160_18 ER -