S.Hilali, , A.-S Fabiano-Tixier, K. Ruiz, A. Hejjaj, F. Ait Nouh, A. Idlimam, A.Billy, L. Mandi, F.Chemat,  2019. Green Extraction of Essential Oils, Polyphenols, and Pectins from Orange Peel Employing Solar Energy: Toward a Zero-Waste Biorefinery, ACS Sustainable Chemistry & Engineering, 7(13): 11815–11822.