Norris, D., Rangaswami, M., Venugopalan, M., & Ranganathan, S. (1929). An Investigation into the Plant Requirements of Zizyphus jujuba during Growth and under Lac Cultivation, Part I. Indian Forester, 55(10), 526–534. https://doi.org/10.36808/if/1929/v55i10/19805