• Characterization and enhancement of oil shale fly ash from CFB boilerPikkor, Heliis; Järvik, Oliver; Lees, Heidi; Konist, Alar; Siirde, Andres; Maaten, Birgit6th International Conference on Smart and Sustainable Technologies, SpliTech 20212021 / p. 1-4 https://doi.org/10.23919/SpliTech52315.2021.9566470
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