Panda, N, et al. “Soil Microbial Activity, Yield and Grain Quality of Rice (Oryza Sativa L.) As Influenced by Graded Doses of Fluoride in Alfisols”. ORYZA-An International Journal of Rice, vol. 55, no. 2, July 2018, http://epubs.icar.org.in/index.php/OIJR/article/view/81735.