Imran, K.; Saeed, M.; Randhawa, M. A.; Sharif, H. R. Extraction and Applications of Grapefruit (Citrus Paradise) Peel Oil Against E. Coli. Pak. J. Nutr. 2013, 12 (6), 534–537. https://doi.org/10.3923/pjn.2013.534.537.