R. P. SINGH, S. K. VERMA, R. K. SINGH, and L. K. IDNANI, “Influence of sowing dates and weed management on weed growth and nutrients depletion by weeds and uptake by chickpea (Cicer arietinum) under rainfed condition”, Indian J Agri Sci, vol. 84, no. 4, pp. 468–72, Apr. 2014, doi: 10.56093/ijas.v84i4.39458.