Thomas A. Carlson (ed.), "Erzurum — ܐܪܙܪܘܡ " in last modified June 30, 2014, http://syriaca.org/place/484 Erzurum ܐܪܙܪܘܡ ܐܰܪܙܪܽܘܡ ارزروم ارزن الروم A city in northeastern Anatolia. 39.907739 41.276889 Attestation of name ارزن الروم in the Muʿjam al-buldān of Yāqūt al-Ḥamawī. http://syriaca.org/place/484 http://pleiades.stoa.org/places/874373 http://en.wikipedia.org/wiki/Erzurum http://dbpedia.org/resource/Erzurum ܒܪ̈ܘܠܐ ܒܕܝܪ̈ܐ ܕܥܠ ܡܪܕܘܬ ܝܘܠܦܢ̈ܐ ܣܘܪ̈ܝܝܐ ܗܕܝܪ̈ܐ 536 كتاب اللؤلؤ المنثور في تاريخ العلوم والأداب السريانية 504 The Scattered Pearls: A History of Syriac Literature and Sciences 551 http://pleiades.stoa.org/places/874373 Muʿjam al-buldān Yāqūt al-Ḥamawī I:181