TY - JOUR AU - Saadati, Reza AU - Sadeghi, Ghadir TI - Nonlinear stability of a quadratic functional equation with complex involution JO - Archivum mathematicum PY - 2011 SP - 111 EP - 117 VL - 47 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ARM_2011__47_2_a4/ LA - en ID - ARM_2011__47_2_a4 ER -