Exercises
Topological spaces, GDML_Books, (1966), p. 821-869 / Harvested from
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@inbook{402634,
     title = {Exercises},
     booktitle = {Topological spaces},
     series = {GDML\_Books},
     publisher = {Academia Publishing House of the Czechoslovak Academy of Sciences},
     address = {Praha},
     year = {1966},
     pages = {821-869},
     url = {http://dml.mathdoc.fr/item/402634}
}

 (éd.). Exercises, dans Topological spaces, GDML_Books,  (1966), pp. 821-869. http://gdmltest.u-ga.fr/item/402634/