Naqvi, H. J., Saeed, A., A., U. and Shah, F. H. (2011) “Precipitated Silica from Wheat Husk”, Journal of the Pakistan Institute of Chemical Engineers, 39(1), pp. 51–54. Available at: http://piche.org.pk/journal/index.php/jpiche/article/view/34 (Accessed: 19 April 2024).