Long-term modelling of fly ash and radionuclide emissions as well as deposition fluxes due to the operation of large oil shale-fired power plantsVaasma, Taavi; Kaasik, Marko; Loosaar, Jüri; Kiisk, Madis; Tkaczyk, Alan HenryJournal of environmental radioactivity2017 / p. 232-244 : ill https://doi.org/10.1016/j.jenvrad.2017.08.017

Pb-210 and fly ash particles in ombrotrophic peat bogs as indicators of industrial emissionsVaasma, Taavi; Karu, Helen; Kiisk, Madis; Alliksaar, TiiuJournal of environmental radioactivity2017 / p. 78-86 : ill https://doi.org/10.1016/j.jenvrad.2016.07.027

Radionuclide concentration variations in the fuel and residues of oil shale-fired power plants : estimations of the radiological characteristics over a 2-year periodVaasma, Taavi; Loosaar, Jüri; Kiisk, Madis; Tkaczyk, Alan HenryJournal of environmental radioactivity2017 / p. 25-33 : ill https://doi.org/10.1016/j.jenvrad.2016.10.005