Baku, August 30, AZERTAC Academic Secretary of the Department of Earth Sciences of Azerbaijan National Academy of Sciences Fakhraddin Gadirov will address the 35th General Assembly of the European Seismological Commission that will take place in the Italian city of Trieste from September 1-13.He will give paper on "Variations, tides and earthquakes in the gravitational field (the Greater Caucasus, Azerbaijan)".