@article{GDZPPN002477300, title = {On the Idealizer of a Subring.}, journal = {Monatshefte f\"ur Mathematik}, volume = {75}, year = {1971}, pages = {65-68}, zbl = {0208.04602}, url = {http://dml.mathdoc.fr/item/GDZPPN002477300} }
Szász, Ference. On the Idealizer of a Subring.. Monatshefte für Mathematik, Tome 75 (1971) pp. 65-68. http://gdmltest.u-ga.fr/item/GDZPPN002477300/