@inbook{400243,
title = {Dr. Bernard Bolzanos Paradoxien des Unendlichen},
booktitle = {Paradoxien des Unendlichen},
series = {GDML\_Books},
publisher = {C. H. Re\-clam sen},
address = {Leipzig},
year = {1851},
pages = {II-IV},
url = {http://dml.mathdoc.fr/item/400243}
}
Bolzano, Bernard. Dr. Bernard Bolzanos Paradoxien des Unendlichen, dans Paradoxien des Unendlichen, GDML_Books, (1851), pp. II-IV. http://gdmltest.u-ga.fr/item/400243/