@article{SF_1984__30_134718,
     author = {A. Batbedat},
     title = {Algebras, prerings, semirings and rectangular bands.},
     journal = {Semigroup forum},
     pages = {231--233},
     publisher = {mathdoc},
     volume = {30},
     year = {1984},
     zbl = {0554.16013},
     url = {http://geodesic.mathdoc.fr/item/SF_1984__30_134718/}
}