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• Leaching of PAHs from agricultural soils treated with oil shale combustion ash : an experimental studyJefimova, Jekaterina; Adamson, Jasper; Reinik, Janek; Irha, NataljaEnvironmental science and pollution research2016 / p. 20862-20870 : ill https://doi.org/10.1007/s11356-016-7300-2 https://www.scopus.com/sourceid/23918 https://www.scopus.com/record/display.uri?eid=2-s2.0-84982867380&origin=inward&txGid=57c6d8b0d98e833e33bc21917d2d7d8e https://www.webofscience.com/wos/woscc/full-record/WOS:000387599100073
• Leaching of polycyclic aromatic hydrocarbons (PAHs) and heavy metals from the oil shale processing wastes and from waste-based productsJefimova, Jekaterina2015 https://www.ester.ee/record=b4474360*est
• Oil shale ash based backfilling concrete - strength development, mineral transformations and leachabilityUibu, Mai; Somelar, Peeter; Raado, Lembi-Merike; Irha, Natalja; Hain, Tiina; Koroljova, Arina; Kuusik, Rein, keemikConstruction and building materials2016 / p. 620-630 : ill https://doi.org/10.1016/j.conbuildmat.2015.10.197 https://www.scopus.com/sourceid/24443 https://www.scopus.com/record/display.uri?eid=2-s2.0-84946593081&origin=inward&txGid=3944cdef5f693a68094affeacbbd7dbb https://jcr.clarivate.com/jcr-jp/journal-profile?journal=CONSTR%20BUILD%20MATER&year=2023 https://www.webofscience.com/wos/woscc/full-record/WOS:000367635900068
• PAHs in leachates from thermal power plant wastes and ash-based construction materialsIrha, Natalja; Reinik, Janek; Jefimova, Jekaterina; Koroljova, Arina; Raado, Lembi-Merike; Hain, Tiina; Uibu, Mai; Kuusik, Rein, keemikEnvironmental science and pollution research2015 / p. 11877-11889 : ill https://doi.org/10.1007/s11356-015-4459-x https://www.scopus.com/sourceid/23918 https://www.scopus.com/record/display.uri?eid=2-s2.0-84937883268&origin=inward&txGid=6e9420c962b951b4ac888ed15aa6c8f3 https://www.webofscience.com/wos/woscc/full-record/WOS:000358330800061
• Release of trace elements from oil shale fly ash of PF and CFB boilersReinik, Janek; Irha, Natalja; Jefimova, Jekaterina; Steinnes, EilivInternational Symposium "Oil shale 100 years" : Estonia, Sept. 20-23, 2016 : [abstracts]2016 / p. 25
• Strength development and leachability of oil shale ash based backfilling concreteUibu, Mai; Somelar, Peeter; Raado, Lembi-Merike; Irha, Natalja; Kuusik, Rein, keemikInternational Symposium "Oil shale 100 years" : Estonia, Sept. 20-23, 2016 : [abstracts]2016 / p. 46-47
• Utilization of oil shale ash as a concrete constituent and carbon sinkUibu, Mai; Somelar, Peeter; Raado, Lembi-Merike; Irha, Natalja; Koroljova, Arina; Kuusik, Rein, keemik5th International Conference on Accelerated Carbonation for Environmental and Material Engineering 2015 : New York, New York, USA, 21-24 June 20152015 / p. 120-129 : ill