• Comparative study of peat composition by using FT-IR spectroscopyKrumins, Janis; Klavins, Maris; Seglins, Valdis; Kaup, EnnScientific journal of Riga Technical University. Material science and applied chemistry = Rīgas Tehniskās universitātes zinātniskie raksti. Materiālzinātne un lietišķā ķimija2012 / p. 106-114 : ill
  • 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