Ali, I. and Ali, M. M. (2006) “Short Communication Some Studies on the Changes in the Composition of Coal Ash and Bottom/Fly Ash Produced in Atmospheric Fluidized Bed Combustor”, Biological Sciences - PJSIR, 49(5), pp. 341–343. Available at: http://www.biostaging.pjsir.org/index.php/biological-sciences/article/view/1244 (Accessed: 8 June 2025).