@article{10_21136_CMJ_1995_128559,
     author = {Abujabal, H. A. S. and Obaid, M. A. and Aslam, M. and Thaheem, A. B.},
     title = {On annihilators of {BCK-algebras}},
     journal = {Czechoslovak Mathematical Journal},
     pages = {727--735},
     publisher = {mathdoc},
     volume = {45},
     number = {4},
     year = {1995},
     doi = {10.21136/CMJ.1995.128559},
     mrnumber = {1354929},
     zbl = {0847.06009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1995.128559/}
}