Ayoub, F.
Avouac, J.-P.
Newman, C.E.
Richardson, M.I.
Lucas, A.
Leprince, S.
Bridges, N.T.
Article History
Received: 29 January 2014
Accepted: 28 August 2014
First Online: 30 September 2014
Competing interests
: The authors declare no competing financial interests.