* {{citeWeb webkaynağı | title = The Siege of Thessaloniki in 904, from the letter of John Kaminiates | url = http://www.deremilitari.org/2009/09/the-siege-of-thessaloniki-in-904-from-the-letter-of-john-kaminiates/ | publisher = De Re Militari | date = 2009-09-27 | accessdate = 2010-10-19 | arşivurl = http://web.archive.org/web/20110807034846/http://www.deremilitari.org/2009/09/the-siege-of-thessaloniki-in-904-from-the-letter-of-john-kaminiates/ | arşivtarihi = 7 Ağustos 2011}}
