TY - JOUR AU - Zekeriya Arvasi TI - Crossed squares and 2-crossed modules of commutative algebras JO - Theory and applications of categories PY - 1997 SP - 160 EP - 181 VL - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TAC_1997_3_a6/ LA - en ID - TAC_1997_3_a6 ER -