Citing PBE I
The full bibliographic description for PBE I is:
Martindale, John et al, (2001 and 2015). Prosopography of the Byzantine Empire (641-867). Online edition available at <http://www.pbe.kcl.ac.uk>
References to Byzantine individuals identified by PBE should be cited with the date at which they were consulted, and may include the publishable link displayed at the end of their article, e.g.:
PBE 1 (2001/2015) Konstantinos 2 <http://www.pbe.kcl.ac.uk/person/p4313>
Martindale, John et al, (2001 and 2015). Prosopography of the Byzantine Empire (641-867). Online edition available at <http://www.pbe.kcl.ac.uk>
References to Byzantine individuals identified by PBE should be cited with the date at which they were consulted, and may include the publishable link displayed at the end of their article, e.g.:
PBE 1 (2001/2015) Konstantinos 2 <http://www.pbe.kcl.ac.uk/person/p4313>