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@article{10_4064_fm_48_1_85_89, author = {G. Lederer}, title = {A problem on {Baire} classes}, journal = {Fundamenta Mathematicae}, pages = {85--89}, publisher = {mathdoc}, volume = {48}, number = {1}, year = {1959}, doi = {10.4064/fm-48-1-85-89}, language = {fr}, url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-48-1-85-89/} }
G. Lederer. A problem on Baire classes. Fundamenta Mathematicae, Tome 48 (1959) no. 1, pp. 85-89. doi : 10.4064/fm-48-1-85-89. http://geodesic.mathdoc.fr/articles/10.4064/fm-48-1-85-89/
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