Al-Asfī’s Description of the Zāwiya Nasiriyya: The Use of Buildings as Astronomical Tools.Published in:Journal for the History of Astronomy, 2015, v. 46, n. 3, p. 325, doi. 10.1177/0021828615589484By:Rius-Piniés, Mònica;Puig-Aguilar, RoserPublication type:Article