LIBER II. - Linearum Rectarum per Quadrantem Astronmicum Dimensionem explicans.
Christophori Clavii Bambergensis Societate Iesv Opervm Mathematicorvm T. 2, GDML_Books, (1611), p. 43 / Harvested from
Access to full text 
@article{PPN309056772+dmdlog9,
     title = {LIBER II. -  Linearum Rectarum per Quadrantem Astronmicum Dimensionem explicans.},
     booktitle = {Christophori Clavii Bambergensis Societate Iesv Opervm Mathematicorvm T. 2},
     series = {GDML\_Books},
     year = {1611},
     pages = {43},
     url = {http://dml.mathdoc.fr/item/PPN309056772+dmdlog9}
}

 (éd.). LIBER II. -  Linearum Rectarum per Quadrantem Astronmicum Dimensionem explicans., dans Christophori Clavii Bambergensis Societate Iesv Opervm Mathematicorvm T. 2, GDML_Books,  (1611), p. 43. http://gdmltest.u-ga.fr/item/PPN309056772+dmdlog9/