Kim, Jin-Ho, Hye Jin Oh, Sang Yong Kim, and Gang Uk Suh. “Influence of 6-Benzylaminopurine Spray Time After Pinching on Growth and Flowering of Veronica Dahurica Steven”. Advances in Horticultural Science 36, no. 1 (September 17, 2021): 81–86. Accessed April 19, 2024. https://oaj.fupress.net/index.php/ahs/article/view/10158.