Analysis of information sources in references of the Wikipedia article "Nur al-Din Arslan Shah I" in English language version.
But who was the "Nur al - Din Atabeg" featured on the obverse side of most coins of this type , and why was he also recognized? He is not further identified on the coins , but the most logical candidate would appear to be Nur al - Din Arslan Shah I , the Zengid Atabeg of Mosul ( 589-607 / 1193-1210 ) , the only atabeg with the laqab Nur al - Din known to have been active at that time . This identification was first advanced by Mitchiner in 1977 and was repeated by Hennequin in the Paris catalog.
But who was the "Nur al-Din Atabeg" featured on the obverse side of most coins of this type, and why was he also recognized? He is Nur al-Din Arslan Shah I, the Zengid Atabeg of Mosul (1193-1210), which was discovered by Mitchiner in 1977. Why the Artuqid Yuluq Arslan of Mardin should put his rival's name on his coins is not altogether clear