scientific article; zbMATH DE number 1568824
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Publication:4762347
zbMath1016.01005MaRDI QIDQ4762347
Publication date: 21 June 2001
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
geometric constructionastrolabecelestial sphereazimuth circlesMuslim astronomerspole-equatorzenith-nadir-horizon reference systems
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