Liu, Miaomiao, Jinyan Mu, Xiaopei Zhu, Xiaohua DU, and Huichao Liu. “Physico-Chemical Properties of Pigment in Garden Pansy (Viola × Wittrockiana Gams.)”. Bangladesh Journal of Botany 51, no. 3 (October 3, 2022): 433–438. Accessed November 21, 2024. https://banglajol.info/index.php/BJB/article/view/61988.