1. Heavy metal cation retention by unconventional sorbents (red muds and fly ashes);Apak;Water Res,1998
2. Glass matrix composites from coal fly ash and waste glass;Boccaccini;Waste Manage,1997
3. Major chemical components and mineralogical character of the inorganic matter of energetic coals from the east part of Upper Silesia coal basin (Poland);Bojarska,1995
4. Coal ash dumps — environmental aspects;Canak-Nedic;Energy–Econ–Ecol,1997
5. Determination of trace elements in Nigerian coal ash by instrumental neutron activation analysis;Ewa;Hazard Subst Control, A,1996