Marinakis, Sarantos
Kalugina, Yulia
Lique, François
Article History
Received: 2 February 2016
Revised: 3 March 2016
First Online: 21 April 2016
Change Date: 7 May 2019
Change Type: Erratum
Change Details: The same figure has been put twice in the published article. Figure 6 was the right one. Figure 7 had to be: