Haider, Usman, Zdenek Bittnar, Lubomír Kopecky, Vít Šmilauer, Jaroslav Pokorny, Martina Zaleska, Zdenek Prošek, and Vladimír Hrbek. 2016. “DETERMINING THE ROLE OF INDIVIDUAL FLY ASH PARTICLES IN INFLUENCING THE VARIATION IN THE OVERALL PHYSICAL, MORPHOLOGICAL, AND CHEMICAL PROPERTIES OF FLY ASH”. Acta Polytechnica 56 (4):265-82. https://doi.org/10.14311/AP.2016.56.0265.