John X of Constantinople

才能，使人们难以选择。最终经过抽签，拉斯卡里斯被军队选为了新任皇帝。 拉斯卡里斯拒绝了紫袍。他在君士坦丁堡牧首约翰十世（英语：John X of Constantinople）的护送下前往米利翁（英语：Milion），并敦促集会的民众全力抵抗拉丁入侵者。但面对一边倒的战局人们并不愿冒生命危险，拉斯卡

Papers. 1993, 47: 249 （英语）.  John Haldon. Strategies of Defence, Problems of Security: the Garrisons of Constantinople in the Middle Byzantine Period

Kuneralp (编), The Queen's Ambassador to the Sultan. Memoirs of Sir Henry A. Layard's Constantinople Embassy 1877-1880, The ISIS Press, Istanbul, 2009, ISBN 978-9754283952 

France 2008，第144–145頁: "...a list of offices and dignities known as the Escorial Taktikon written in Constantinople c. 975..." Magdalino 2003，Paul Stephenson

（原始内容存档于2020-11-05）  Petrus Gyllius; John Ball. Antiquities of Constantinople. London. 1729.  William Hunter, (Constantinople), Travels through France, Turkey