Akshit, et al. “Effects of Potassium and Boron Fertilization on Nutrient Content and Uptake in Fodder Berseem (Trifolium Alexandrinum L.)”. Range Management and Agroforestry, vol. 43, no. 1, Oct. 2022, pp. 109-15, https://publications.rmsi.in/index.php/rma/article/view/640.