@article{GDZPPN002322005, title = {A Splitting Theorem for Maps Into IR2 .}, journal = {Mathematische Annalen}, volume = {261}, year = {1982}, pages = {443-454}, url = {http://dml.mathdoc.fr/item/GDZPPN002322005} }
Wall, C.T.C. A Splitting Theorem for Maps Into IR2 .. Mathematische Annalen, Tome 261 (1982) pp. 443-454. http://gdmltest.u-ga.fr/item/GDZPPN002322005/