1. Simplicity of near rings of transformations;Berman,1959
2. G. Betsch, Bemerkungen zur Einbettung von Fastringen in Fastringe mit Eins, unpublished.
3. Simple and semi-simple near-rings;Blackett,1950
4. The near-ring generated by the inner automorphisms of a finite simple group;Fröhlich;J. London Math. Soc.,1958
5. Some near-ring embeddings;Malone;Quart. J. Math. Oxford Ser.,1969