A. Georgakopoulos, K. Adamidou, E. Amanatidou, L. Tsikritzis. CHEMISTRY OF THE FLY ASH AND ITS RESPIRABLE –SIZE FRACTION (<10ΜM) FROM THE POWER UNITS OF AGIOS DIMITRIOS THERMAL POWER PLANT, NORTHERN GREECE. 3rd International Scientific Conference - SGEM2003, 2003, pp. 335-342.