@article{MOMA_1991__111_1_178523,
     author = {G. Birkenmeier and H. Heatherly},
     title = {Permutation {Identity} {Near-RIngs} and },
     journal = {Monatshefte f\"ur Mathematik},
     pages = {265--286},
     publisher = {mathdoc},
     volume = {111},
     number = {1},
     year = {1991},
     zbl = {0736.16023},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1991__111_1_178523/}
}