The eunuch in history : from antiquity to the twenty-first century
Approaching eunuchs : attitudes, studies and problems
Castration
The court eunuchs of the later Roman empire
Transformations : Byzantine court eunuchs, seventh to eleventh centuries AD
Eunuchs and religion
Images and identities of eunuchs
The twilight of the Byzantine eunuch.
The eunuch in Byzantine history and society by Shaun Tougher. ISBN 9780415425247. Published by Routledge in 2008. Publication and catalogue information, links to buy online and reader comments.