• Determination of heating value of Estonian oil shale by laser-induced breakdown spectroscopyAints, Mart; Paris, Peeter; Laan, Matti; Piip, Kaarel; Riisalu, Hella; Tufail, IramJournal of spectroscopy2018 / 10 p. : ill https://doi.org/10.1155/2018/4605925 https://www.scopus.com/sourceid/21100239225 https://www.scopus.com/record/display.uri?eid=2-s2.0-85042645849&origin=inward&txGid=366423c4f29b7c4bcb2ff3e82aba508b https://jcr.clarivate.com/jcr-jp/journal-profile?journal=J%20SPECTROSC&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000423151400001