@article{2235, author = {Is\'eki, Kiyoshi}, title = {On a theorem of Reiferberg}, journal = {Portugaliae mathematica}, volume = {12}, year = {1953}, pages = {141-142}, zbl = {0052.39604}, mrnumber = {0059544}, language = {en}, url = {http://dml.mathdoc.fr/item/2235} }
Iséki, Kiyoshi. On a theorem of Reiferberg. Portugaliae mathematica, Tome 12 (1953) pp. 141-142. http://gdmltest.u-ga.fr/item/2235/