Submitted on: 11 February 2019.
Revised on: 07 March 2019.
Accepted on: 25 March 2019.
Recherche et Applications en Marketing-English Edition
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Submitted on: 26 June 2007.
Revised on: 22 July 2007.
Accepted on: 11 August 2007.
Recherche et Applications en Marketing-English Edition
Submitted on: 08 July 2009.
Revised on: 15 August 2009.
Accepted on: 26 August 2009.
Recherche et Applications en Marketing-English Edition
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