• Distribution of hydroxyl groups in kukersite shale oil : quantitative determination using Fourier transform infrared (FT-IR) spectroscopyBaird, Zachariah Steven; Oja, Vahur; Järvik, OliverApplied spectroscopy2015 / p. 555-562 https://doi.org/10.1366/14-07705 https://www.scopus.com/sourceid/23934 https://www.scopus.com/record/display.uri?eid=2-s2.0-84929165864&origin=inward&txGid=f05d6e3e7192c39627fc3651e295303b https://jcr.clarivate.com/jcr-jp/journal-profile?journal=APPL%20SPECTROSC&year=2015 https://www.webofscience.com/wos/woscc/full-record/WOS:000354004500018
• Methylation of kukersite kerogen – estimation of the content of free hydroxyl groupsRõuk, Kristi; Kimm, Mariliis; Kaldas, Kristiina; Heinmaa, Ivo; Pehk, Tõnis; Silm, Estelle; Lopp, MargusOil shale2026 / p. 228-240 https://doi.org/10.3176/oil.2026.2.05 https://kirj.ee/oil-shale-publications/?v=a57b8491d1d8