• Determination of the total sulphur content of oil shale by using different analytical methodsMaaten, Birgit; Pikkor, Heliis; Konist, Alar; Siirde, AndresOil shale2018 / p. 144-153 : ill https://doi.org/10.3176/oil.2018.2.04 https://www.scopus.com/sourceid/17080 https://www.scopus.com/record/display.uri?eid=2-s2.0-85047477140&origin=inward&txGid=fd6e2603f349b261f723252eb3ecd918 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=OIL%20SHALE&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000435129900004