BALDEO SINGH, BANANI SINGH, and R. B. KHANDELWAL, “ Effect of phosphatic fertilizers, gypsum and their mode of application on yield, oil and protein content of groundnut (Arachis hypogaea)”, IJA, vol. 38, no. 1, p. 38_1 , Oct. 2001, doi: 10.59797/ija.v38i1.3883.