Ahmed, N., S.R. Singh, K.K. Srivastava, and A. Shagoo. 2016. “Standardization of Efficient Propagation Technique for Production of Quality Planting Material in Walnut”. Indian Journal of Horticulture 73 (02):177-82. https://journal.iahs.org.in/index.php/ijh/article/view/1569.