1. Coefficient of thermal conductivity of some sediments and its dependence on density and water contents of rocks;Cermak;Chemie Erde,1967
2. Albanides geothermy;Frasheri,1990
3. Albania;Frasheri,1992
4. Geothermal Atlas of External Albanides;Frasheri,1994
5. Geothermal Atlas of Europe,1992