2018. Selenium and heavy metal levels in vegetables and tissues of three non-migratory birds exposed to soil, water, and aquatic sediment contaminated with seleniferous Raša coal. Rudarsko-geološko-naftni zbornik. 33, 3 (Mar. 2018), 53–62. DOI:https://doi.org/10.17794/rgn.2018.3.6.