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@article{10_4064_fm_85_1_1_7, author = {Krzysztof Nowi\'nski}, title = {Closed retractions of {Euclidean} spaces}, journal = {Fundamenta Mathematicae}, pages = {1--7}, publisher = {mathdoc}, volume = {85}, number = {1}, year = {1974}, doi = {10.4064/fm-85-1-1-7}, language = {en}, url = {https://geodesic-test.mathdoc.fr/articles/10.4064/fm-85-1-1-7/} }
Krzysztof Nowiński. Closed retractions of Euclidean spaces. Fundamenta Mathematicae, Tome 85 (1974) no. 1, pp. 1-7. doi : 10.4064/fm-85-1-1-7. https://geodesic-test.mathdoc.fr/articles/10.4064/fm-85-1-1-7/
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