Laouami, Nasser
Slimani, Abdennasser
Larbes, Said
Article History
Received: 9 May 2017
Accepted: 8 January 2018
First Online: 17 January 2018
Change Date: 26 February 2018
Change Type: Correction
Change Details: In the third sentence of section1 Introduction, “(Bracene et al. 2003)” should be replaced by “(Peláez et al. 2005)”. The same substitution should be made in the caption to Fig. 1a. The relevant paragraph, figure, caption and reference are given in the correction article.