Lazarova, Radoslava, Milena Hristozova, and Mariana Hristova. 2026. “Gamma-Spectrometric Characterisation of Reclaimed Soils from Three Mining-Affected Areas in Bulgaria”. Proceedings of the Bulgarian Academy of Sciences 79 (6). Sofia, Bulgaria:846–854. https://doi.org/10.7546/CRABS.2026.06.18.