Sectio IV. De determinatione orbitarum, habita ratione perturbationum
Theoretische Astronomie Bd. 7, GDML_Books, (1906), p. 258 / Harvested from
Access to full text 
@article{PPN236008730+dmdlog18,
     title = {Sectio IV. De determinatione orbitarum, habita ratione perturbationum},
     booktitle = {Theoretische Astronomie Bd. 7},
     series = {GDML\_Books},
     year = {1906},
     pages = {258},
     url = {http://dml.mathdoc.fr/item/PPN236008730+dmdlog18}
}

 (éd.). Sectio IV. De determinatione orbitarum, habita ratione perturbationum, dans Theoretische Astronomie Bd. 7, GDML_Books,  (1906), p. 258. http://gdmltest.u-ga.fr/item/PPN236008730+dmdlog18/