@article{GDZPPN002413019, title = {Remarks on Set-Contractions and Condensing Maps.}, journal = {Mathematische Zeitschrift}, volume = {135}, year = {1973}, pages = {361-366}, zbl = {0266.47008}, url = {http://dml.mathdoc.fr/item/GDZPPN002413019} }
Leggett, Richard. Remarks on Set-Contractions and Condensing Maps.. Mathematische Zeitschrift, Tome 135 (1973) pp. 361-366. http://gdmltest.u-ga.fr/item/GDZPPN002413019/