BORDA'S Kreis
Astronomische Abhandlungen Bd. 6, GDML_Books, (1874), p. 404 / Harvested from
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@article{PPN236007467+dmdlog161,
     title = {BORDA'S Kreis},
     booktitle = {Astronomische Abhandlungen Bd. 6},
     series = {GDML\_Books},
     year = {1874},
     pages = {404},
     url = {http://dml.mathdoc.fr/item/PPN236007467+dmdlog161}
}

 (éd.). BORDA'S Kreis, dans Astronomische Abhandlungen Bd. 6, GDML_Books,  (1874), p. 404. http://gdmltest.u-ga.fr/item/PPN236007467+dmdlog161/