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@article{10_4064_fm_47_1_35_44, author = {Tudor Ganea}, title = {On \ensuremath{\varepsilon}-maps onto manifolds}, journal = {Fundamenta Mathematicae}, pages = {35--44}, publisher = {mathdoc}, volume = {47}, number = {1}, year = {1959}, doi = {10.4064/fm-47-1-35-44}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-47-1-35-44/} }
Tudor Ganea. On ε-maps onto manifolds. Fundamenta Mathematicae, Tome 47 (1959) no. 1, pp. 35-44. doi : 10.4064/fm-47-1-35-44. http://geodesic.mathdoc.fr/articles/10.4064/fm-47-1-35-44/
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