Bibliographic details:
IERS Annual Report 2011. Edited by Wolfgang R. Dick. International Earth Rotation and Reference Systems Service, Central Bureau. Frankfurt am Main: Verlag des Bundesamts für Kartographie und Geodäsie, 2013. 159 p., ISBN 978-3-86482-046-5 (print version)
Electronic version published on October 31, 2013, replaced by corrected version on December 17, 2013.

