Filippidis, S.

• Bulletin of the Geological Society of Greece Vol. 43 No. 5 (2010): 12th International Conference of the G.S.G. - Petrology and Mineralogy
  PURIFICATION OF URBAN WASTEWATERS BY HELLENIC NATURAL ZEOLITE
  Abstract  PDF
• Bulletin of the Geological Society of Greece Vol. 47 No. 2 (2013): International Congress "Exploration and Exploitation of Mineral Resources" - Environmental Geology
  Neutralization of sludge and purification of wastewater from Sindos industrial area of Thessaloniki (Greece) using natural zeolite
  Abstract  PDF