1. Basin Analysis: Principles and Applications;Allen,1990
2. Geochemistry, Groundwater and Pollution;Appello,1993
3. 226Ra in geothermal and bottled mineral waters of Hungary;Baradács;Radiation Measurements,2001
4. The Structure of the Apuseni Mountains: Guide to Excursion B3;Bleahu,1981
5. Influence of humic substances on the migration of actinides in groundwater;Buckau,2005