Robert Anhegger, Beiträge. Zambaur, Prägungen, p. 146. Zambaur, Prägungen, p. 147. Ghalib. Edhem, pp. 259, 387. Halil Inalcik, s.v. Dār al-darb, Encyclopaedia of Islām. BM, pp. 58, 94 and 130. Beldiceanu, ... Agora 9 9 ... Halil Inalcik, s.v. Dār al-darb, Encyclopaedia of Islām ... F.W. Hasluck, Annual of the British School at Athens, XVII, 1910-1911, p. 113 ... Speros Vryonis Jr, The Question of the Byzantine Mines, Speculum, XXXVII, 1962, pp. 13-14
.png.icon.jpg){kind=icon}