Original paper

Die Radioaktivität des Donauwassers in Bulgarien

[The Radioactivity of the River Danube in Bulgaria]

Kaltscho Ivanov,


This paper presents some results of the Institute of Hydrology and Meteorology in Sofia, Bulgaria about the gross-ß-activity of the Danube in Bulgaria, which was measured during two expeditions in 1970 and 1971 as well as monthly at five hydrochemical stations.