@article{BMMS_2000_23_2_a2,
     author = {R. Balakrishnan and S. Suryanarayanan},
     title = {P(r,m)near-Rings},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2000},
     volume = {23},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2000_23_2_a2/}
}