Abd El-Wahab, M., W. Toaima, and E. Hamed. “Effect of Different Planting Locations in Egypt on Volatile Oil of Geranium (Pelargonium Graveolens L.) Plant”. Journal of Basic and Applied Research in Biomedicine, vol. 2, no. 4, Mar. 2022, pp. 522-33, https://jbarbiomed.com/index.php/home/article/view/127.