Boulier, T.
Terças, H.
Solnyshkov, D. D.
Glorieux, Q.
Giacobino, E.
Malpuech, G.
Bramati, A.
Article History
Received: 25 November 2014
Accepted: 9 February 2015
First Online: 18 March 2015
Competing interests
: The authors declare no competing financial interests.