1. Fluorine;Allmann,1972
2. Phase relations in interaction between granite and sodium fluoride at water vapour pressure of 1000 kg/cm2;Anfilogov;Geochem. Int.,1973
3. Tantal--niobium ores in ancient metasomatic rocks of E. Siberia;Archangelskaya;Geol. Rudn. Mestorozhd.,1968
4. Fluorine and chlorine in peralkaline liquids and the need for magma generation in an open system;Bailey;Mineral. Soc. Bull.,1975
5. Fluorine in synthetic quartz crystals;Balitskiy;Geochem. Int.,1974