• 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 https://www.scopus.com/sourceid/23388 https://www.scopus.com/record/display.uri?eid=2-s2.0-84998546731&origin=inward&txGid=36f805edc8e640c9b90e2447c23b9884 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=J%20ENVIRON%20RADIOACTIV&year=2017 https://www.webofscience.com/wos/woscc/full-record/WOS:000401600200012
• Radionuclide concentration variations in residues from potential NORM industries in Estonia : the example of oil shale-fired power plantsVaasma, Taavi; Kiisk, Madis; Realo, Enn; Loosaar, Jüri; Tkaczyk, Alan HenryV. Terrestrial Radioisotopes in Environment : International Conference on Environmental Protection2016 / p. 30 http://dx.doi.org/10.18428/TREICEP-2016