Kayal , Nijhuma and Singh, Nahar (2010) The quantitative estimation of silica in rice husk ash by titrimetric method: A case study for uncertainty calculation. MAPAN - Journal of Metrology Society of India, 25 (2). pp. 115-123. ISSN 0974-9853

Kayal , Nijhuma and Singh, Nahar and Ojha, V. N. and Gupta, Prabhat K. (2009) Evaluation and Expression of Uncertainty in the Determination of Alumina in Deodorants Using Complexometric Method. Journal of Testing and Evaluation, 37 (4). pp. 321-328. ISSN 0090-3973