@article{GDZPPN002301571, title = {Rings with Finitely Many Subrings.}, journal = {Mathematische Annalen}, volume = {180}, year = {1969}, pages = {314-318}, zbl = {0167.30503}, url = {http://dml.mathdoc.fr/item/GDZPPN002301571} }
BELL, H.E. Rings with Finitely Many Subrings.. Mathematische Annalen, Tome 180 (1969) pp. 314-318. http://gdmltest.u-ga.fr/item/GDZPPN002301571/