LIBER I. - Tria capita ad dimensionem linearum summe necessaria complectens.
Christophori Clavii Bambergensis Societate Iesv Opervm Mathematicorvm T. 2, GDML_Books, (1611), p. 5 / Harvested from
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     title = {LIBER I. -  Tria capita ad dimensionem linearum summe necessaria complectens.},
     booktitle = {Christophori Clavii Bambergensis Societate Iesv Opervm Mathematicorvm T. 2},
     series = {GDML\_Books},
     year = {1611},
     pages = {5},
     url = {http://dml.mathdoc.fr/item/PPN309056772+dmdlog5}
}

 (éd.). LIBER I. -  Tria capita ad dimensionem linearum summe necessaria complectens., dans Christophori Clavii Bambergensis Societate Iesv Opervm Mathematicorvm T. 2, GDML_Books,  (1611), p. 5. http://gdmltest.u-ga.fr/item/PPN309056772+dmdlog5/