The astronomical orientation of the historical Grand mosques in Anatolia (Turkey) Mustafa YilmazIbrahim Tiryakioglu OriginalPaper 17 September 2018 Pages: 565 - 590
Astronomical observations at the Maragha observatory in the 1260s–1270s S. Mohammad Mozaffari OriginalPaper 27 September 2018 Pages: 591 - 641