Ezzili, Béchir, et al. “Achievement of Anthocyanins Production in Grape Leaves of Carignan (<em>Vitis vinifera< Em> L.) Exits of One Eye Cuttings Cultivated in Laboratory”. OENO One, vol. 33, no. 1, Mar. 1999, pp. 9-18, doi:10.20870/oeno-one.1999.33.1.1039.