Nonum Problema. Quantus arcus eclipticae debeatur cuicunq ascensioni vel descensioni oblique perscrutari.
Regiomontani Tabvla Sinvvm, per singula minuta extensa, vniuersam sphaericorum triangulorum scientiam complectens [1], GDML_Books, (1584), p. 6 / Harvested from
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@article{PPN555509575+dmdlog14,
     title = {Nonum Problema. Quantus arcus eclipticae debeatur cuicunq ascensioni vel descensioni oblique perscrutari.},
     booktitle = {Regiomontani Tabvla Sinvvm, per singula minuta extensa, vniuersam sphaericorum triangulorum scientiam complectens [1]},
     series = {GDML\_Books},
     publisher = {Welack},
     address = {Witebergae},
     year = {1584},
     pages = {6},
     url = {http://dml.mathdoc.fr/item/PPN555509575+dmdlog14}
}

 (éd.). Nonum Problema. Quantus arcus eclipticae debeatur cuicunq ascensioni vel descensioni oblique perscrutari., dans Regiomontani Tabvla Sinvvm, per singula minuta extensa, vniuersam sphaericorum triangulorum scientiam complectens [1], GDML_Books,  (1584), p. 6. http://gdmltest.u-ga.fr/item/PPN555509575+dmdlog14/