Influence of waste products from electricity and cement industries on the thermal behaviour of Estonian clay from Kunda depositKaljuvee, Tiit; Štubna, Igor; Hulan, Tomaš; Csaki, Štefan; Uibu, Mai; Jefimova, JekaterinaJournal of thermal analysis and calorimetry2019 / p. 2635–2650 : ill https://doi.org/10.1007/s10973-019-08319-0 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS Thermal behavior of some Estonian clays and their mixtures with oil shale ash additivesKaljuvee, Tiit; Štubna, Igor; Somelar, Peeter; Mikli, Valdek; Kuusik, Rein, keemikJournal of thermal analysis and calorimetry2014 / p. 891-899 : ill