Zhang , Ting, and Yanru Fu. “Physiological Differences of Green-Leaf and Variegated - Leaf Ivy (hedera Helix L.) Cultivars”. Bangladesh Journal of Botany 52, no. 20 (August 31, 2023): 539–549. Accessed December 4, 2024. https://banglajol.info/index.php/BJB/article/view/68219.