R. S. SPEHIA, V. SHARMA, J. N. RAINA, S. PATHANIA, and R. K. BHARDWAJ, “Effect of irrigation levels and polyethylene mulching on growth, yield and quality of rabi onion (Allium cepa)”, Indian J Agri Sci, vol. 83, no. 11, Mar. 2026, doi: 10.56093/ijas.v83i11.34541.