Sectio II. Determinatio orbitae e quatuor observationibus, quarum duae tantum completae sunt
Theoretische Astronomie Bd. 7, GDML_Books, (1906), p. 222 / Harvested from
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@article{PPN236008730+dmdlog16,
     title = {Sectio II. Determinatio orbitae e quatuor observationibus, quarum duae tantum completae sunt},
     booktitle = {Theoretische Astronomie Bd. 7},
     series = {GDML\_Books},
     year = {1906},
     pages = {222},
     url = {http://dml.mathdoc.fr/item/PPN236008730+dmdlog16}
}

 (éd.). Sectio II. Determinatio orbitae e quatuor observationibus, quarum duae tantum completae sunt, dans Theoretische Astronomie Bd. 7, GDML_Books,  (1906), p. 222. http://gdmltest.u-ga.fr/item/PPN236008730+dmdlog16/