@article{05038309, title = {Invertibility-preserving maps of }, journal = {Abstract and Applied Analysis}, volume = {2005}, year = {2005}, pages = {685-689}, doi = {10.1155/AAA.2005.685}, zbl = {1105.46036}, language = {en}, url = {http://dml.mathdoc.fr/item/05038309} }
Kovacs, Istvan. Invertibility-preserving maps of . Abstract and Applied Analysis, Tome 2005 (2005) pp. 685-689. doi : 10.1155/AAA.2005.685. http://gdmltest.u-ga.fr/item/05038309/