1. LaMaCoP, Faculty of Sciences of SfaxUniversity of Sfax, BP3018Sfax Tunisia
2. Laboratoire de Physique des Systèmes ComplexesUniversité Picardie Jules VerneAmiensFrance
3. Walloon Agricultural Research Centre (CRA‐W)Valorisation of Agricultural Products, Department, Food and Feed Quality Unit (U15), ‘Henseval Building’, Chaussée de Namur 24 5030 Gembloux Belgium