• Aspects of kerogen oxidative dissolution in subcritical water using oxygen from airKaldas, Kristiina; Niidu, Allan; Preegel, Gert; Uustalu, Jaan Mihkel; Muldma, Kati; Lopp, MargusOil shale2021 / p. 199-214 : ill https://doi.org/10.3176/oil.2021.3.02 https://www.scopus.com/sourceid/17080 https://www.scopus.com/record/display.uri?eid=2-s2.0-85114094011&origin=inward&txGid=3d04dc51e512516dba6a1d30b6a2c3a3 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=OIL%20SHALE&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000685560600002
• Behavior of Estonian oil shale in acidic oxidative conditionsNiidu, Allan; Grenman, Henrik; Muldma, Kati; Kaldas, Kristiina; Mikli, Valdek; Lopp, MargusFrontiers in Chemical Engineering2022 / art. 590115 https://doi.org/10.3389/fceng.2022.590115
• Dikarboksüülhapete stabiilsus oksüdatsioonil õhuhapnikuga vesikeskkonnasKaldas, Kristiina; Preegel, Gert; Muldma, Kati; Lopp, MargusXXXIV Eesti keemiapäevad : 100. aastapäeva teaduskonverentsi teesid2019 / lk. 16 : ill
• Reactivity of aliphatic dicarboxylic acids in wet air oxidation conditionsKaldas, Kristiina; Preegel, Gert; Muldma, Kati; Lopp, MargusIndustrial & engineering chemistry research2019 / p. 10855–10863 : ill https://doi.org/10.1021/acs.iecr.9b01643 https://www.scopus.com/sourceid/13057 https://www.scopus.com/record/display.uri?eid=2-s2.0-85068004681&origin=inward&txGid=1f56c14eb6bfbd951b35c5282e01e0b4 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=IND%20ENG%20CHEM%20RES&year=2022 https://www.webofscience.com/wos/woscc/summary/c12cf8b5-bd09-46c6-973d-06873d975897-bd66fd00/relevance/1
• Structural consideration of kukersite from air oxidationKaldas, Kristiina; Uustalu, Jaan Mihkel; Niidu, Allan; Muldma, Kati; Preegel, Gert; Lopp, MargusGSFMT Scientific Conference 2021 : Tartu, June 14-15, 2021 : abstracts2021 / O 20
• The stability of dicarboxylic acids in subcriticalwet air oxidation (wao) condotions [Online resource]Kaldas, Kristiina; Preegel, Gert; Muldma, Kati; Lopp, MargusTartu Ülikooli ASTRA projekt PER ASPERA : Funktsionaalsed materjalid ja tehnoloogiad : [4.-5. veebr. 2019, Tartu : teesid]2019 / 1 p.: ill http://fmtdk.ut.ee/teesid-2019/
• A two-step model for assessing the potential of shale-derived chemicals by oxidation of kukersiteMets, Birgit; Lopp, Margus; Uustalu, Jaan Mihkel; Muldma, Kati; Niidu, Allan; Kaldas, KristiinaOil shale2023 / p. 344-362 https://doi.org/10.3176/oil.2023.4.04 https://www.scopus.com/sourceid/17080 https://www.scopus.com/record/display.uri?eid=2-s2.0-85175001911&origin=inward&txGid=f83f5233f80d4f624f040bb0d86feec2 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=OIL%20SHALE&year=2023 https://www.webofscience.com/wos/woscc/full-record/WOS:001095947100004
• Wet air oxidation of oil shales: kerogen dissolution and dicarboxylic acid formationKaldas, Kristiina; Preegel, Gert; Muldma, Kati; Lopp, MargusACS omega2020 / p. 22021−22030 https://doi.org/10.1021/acsomega.0c01466 https://www.scopus.com/sourceid/21100828963 https://www.scopus.com/record/display.uri?eid=2-s2.0-85091002895&origin=inward&txGid=6e5155a78cf11e60daa2de1270f4e6a3 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=ACS%20OMEGA&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000570009400005
• Wet air oxidation of oil shales-factors affecting dicarboxylic acids formationKaldas, Kristiina; Preegel, Gert; Muldma, Kati; Lopp, MargusGSFMT Scientific Conference 2020 : Tallinn, February 4-5, 2020 : abstracts2020 / p. 37 http://fmtdk.ut.ee/wp-content/uploads/2020/01/GSFMT2020.pdf