The assessment of geological hazard is a topic with significant interest for the Balkans. During the last decade of twentieth century, most of the countries in the region have embarked on the road of a hasty transitory period from totalitarian regimes to democracy. Development of free market...

The coda wave amplitude is used to calibrate the moment–magnitude scale of the Vrancea (Romania) intermediate depth earthquakes. The proportionality between seismic moment and coda wave amplitude is supposed to infer a relation connecting the magnitude, the coda amplitude and the corresponding...