Pandey, Manoj, and Javed Ali. 2014. “Effect of Sources and Levels of Sulphur on Sulphur Uptake, Yield and Quality of Linseed (Linum Usitatissimum)”. Annals of Agricultural Research 33 (1&2). https://epubs.icar.org.in/index.php/AAR/article/view/42637.