LIBER VIII. - Varia Theoremata, ac problemata Geometrica demonstrans.
Christophori Clavii Bambergensis Societate Iesv Opervm Mathematicorvm T. 2, GDML_Books, (1611), p. 195 / Harvested from
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     title = {LIBER VIII. - Varia Theoremata, ac problemata Geometrica demonstrans.},
     booktitle = {Christophori Clavii Bambergensis Societate Iesv Opervm Mathematicorvm T. 2},
     series = {GDML\_Books},
     year = {1611},
     pages = {195},
     url = {http://dml.mathdoc.fr/item/PPN309056772+dmdlog15}
}

 (éd.). LIBER VIII. - Varia Theoremata, ac problemata Geometrica demonstrans., dans Christophori Clavii Bambergensis Societate Iesv Opervm Mathematicorvm T. 2, GDML_Books,  (1611), p. 195. http://gdmltest.u-ga.fr/item/PPN309056772+dmdlog15/