Shakya, S., D. D.C., R. Chaudhary, and S. K. Gautam. “Spectrophotometric Determination of Trace Amount of Nitrite in Water and Soil”. Academic View, Journal of TUTA Tri-Chandra Campus Unit, vol. 9, no. 1, Dec. 2023, pp. 136-42, doi:10.3126/acadview.v9i1.71252.