Viktor Badulin

Analysis of the spatial variation of indoor radon concentrations (national survey in Bulgaria)

Kremena Ivanova, Zdenka Stojanovska, Bistra Kunovska et al. · Environmental Science and Pollution Research · 2019 · 39 citations

Environmental Monitoring, Engineering, Environmental Health +12

Measurement of indoor radon concentration in kindergartens in Sofia, Bulgaria

Kremena Ivanova, Zdenka Stojanovska, Martina Tsenova et al. · Radiation Protection Dosimetry · 2014 · 38 citations · Full text

Cesium-137 contamination of oak (Quercus petrae Liebl.) from sub-mediterranean zone in South Bulgaria

Miglena Zhiyanski, Mária Sokolovská, Jaume Bech et al. · Journal of Environmental Radioactivity · 2010 · 27 citations

Cesium-137 Contamination, South Bulgaria, Sub-mediterranean Zone

Pilot survey of indoor radon in the dwellings of Bulgaria

Kremena Ivanova, Zdenka Stojanovska, Viktor Badulin et al. · Radiation Protection Dosimetry · 2013 · 17 citations

Radon measurement in schools and kindergartens (Kremikovtsi municipality, Bulgaria

Daniel Vuchkov, Kremena Ivanova, Zdenka Stojanovska et al. · Goce Delchev University Repository (Goce Delčev University of Štip) · 2013 · 17 citations · Full text