On the Finsler and Doner-Tarski Arithmetical Hierarchies.
Levitz, Hilbert
Commentarii mathematici Helvetici, Tome 44 (1969), p. 89-92 / Harvested from Göttinger Digitalisierungszentrum
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Publié le : 1969-01-01
EUDML-ID : urn:eudml:doc:139384 
@article{GDZPPN002059371,
     title = {On the Finsler and Doner-Tarski Arithmetical Hierarchies.},
     journal = {Commentarii mathematici Helvetici},
     volume = {44},
     year = {1969},
     pages = {89-92},
     zbl = {0177.01501},
     url = {http://dml.mathdoc.fr/item/GDZPPN002059371}
}

Levitz, Hilbert. On the Finsler and Doner-Tarski Arithmetical Hierarchies.. Commentarii mathematici Helvetici, Tome 44 (1969) pp. 89-92. http://gdmltest.u-ga.fr/item/GDZPPN002059371/