4
|
|
Fly ash -- Environmental aspects -- Congresses : Coal combustion byproducts and environmental issues / Kenneth S. Sajwan [and others], editors
|
2006
|
1
|
6
|
|
Fly ash -- Leaching. : Stabilisation of brown coal fly ash using geopolymers / by Piotr Bankowski
|
2006
|
1
|