LAR OO, NAW MAR, et al. “Effect of Nitrogen and Sulphur Fertilization on Yield Attributes, Productivity and Nutrient Uptake of Aromatic Rice (Oryza sativa)*”. The Indian Journal of Agricultural Sciences, vol. 77, no. 11, Jan. 2011, https://epubs.icar.org.in/index.php/IJAgS/article/view/3151.