Our reference: CERI 5199 P-authorquery-v9 AUTHOR QUERY FORM Journal: CERI Please e-mail or fax your responses and any corrections to: E-mail: corrections.eseo@elsevier.thomsondigital.com Article Number: 5199 Fax: +353 6170 9272 Dear Author, Please check your proof carefully and mark all corrections at the appropriate place in the proof (e.g., by using on-screen annotation in the PDF file) or compile them in a separate list. Note: if you opt to annotate the file with software other than Adobe Reader then please also highlight the appropriate place in the PDF file. To ensure fast publication of your paper please return your corrections within 48 hours. For correction or revision of any artwork, please consult http://www.elsevier.com/artworkinstructions. Any queries or remarks that have arisen during the processing of your manuscript are listed below and highlighted by flags in the proof. Click on the ‘Q ’ link to go to the location in the proof. Location in Query / Remark: click on the Q link to go article Please insert your reply or correction at the corresponding line in the proof Q1 Please confirm that given names and surnames have been identified correctly. Q2 Please note that Refs. [12,24] were identical, and Ref. [24] has been deleted. The subsequent references have been renumbered. Thank you for your assistance.