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Ibn al-Kammād’s Muqtabis zij and the astronomical tradition of Indian origin in the Iberian Peninsula José ChabásBernard R. Goldstein OriginalPaper 05 August 2015 Pages: 577 - 650
Masters, questions and challenges in the abacus schools Elisabetta Ulivi OriginalPaper 17 July 2015 Pages: 651 - 670