J. Prabhaharan, P. Kannan, P. Arunachlam, G. Prabukumar and. “Response of Blackgram (Vigna Mungo L.) to Multi-Micronutrient Mixtures under Rainfed Alfisol”. Journal of the Indian Society of Soil Science, vol. 62, no. 2, Sept. 2014, https://epubs.icar.org.in/index.php/JISSS/article/view/43566.