TY - GEN ID - BVMC:688034 AU - Clavius, Christoph TI - Christophori Clauii ... Epitome arithmeticae practicae nunc denuo ab ipso auctore recognita UR - https://www.cervantesvirtual.com/obra/christophori-clauii--epitome-arithmeticae-practicae-nunc-denuo-ab-ipso-auctore-recognita ER -