@article{paperid:1046574, author = {Mojgan Afkhami and Khashyarmanesh, Kazem and Sakhdari, Seyed Mohammad}, title = {The annihilator graph of a commutative semigroup}, journal = {Journal of Algebra and its Applications}, year = {2014}, volume = {14}, number = {2}, month = {June}, issn = {0219-4988}, pages = {1550015--155001514}, numpages = {153451499}, keywords = {Zero-divisor graph; annihilator graph; isolated vertex; connected graph; cut vertex; reduced semigroup}, }