10th International Multidisciplinary Scientific GeoConference SGEM 2010, Albena, Bulgaristan, 20 - 26 Haziran 2010, ss.993-995
Energy demand and consumption is one of the key factors of a country's level of development. They are not only related with economic development but also the dimension of security and environment should be taken into account. Hence, sustainability and resource diversity have overriding importance for the countries.