Applying the correction for undecomposed carbonates to gross calorific values of oil shales from different depositsPihl, Olga; Tšepelevitš, Maria; Burko, Maria; Siirde, AndresOil shale2019 / p. 250–256 : ill http://www.kirj.ee/public/oilshale_pdf/2019/issue_2S/OS-2019-2S-250-256.pdf https://doi.org/10.3176/oil.2019.2S.13 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Co-pyrolysis of Estonian oil shale with polymer wastesPihl, Olga; Khaskhachikh, Vladimir; Kravetskaja, Julia; Niidu, Allan; Siirde, AndresACS omega2021 / p. 31658–31666 : ill https://doi.org/10.1021/acsomega.1c04188 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Co-pyrolysis of Estonian oil shale with polymer wastes = Eesti põlevkivi ja polümeerjäätmete koospürolüüsPihl, Olga2022 https://doi.org/10.23658/taltech.36/2022 https://www.ester.ee/record=b5503196*est https://digikogu.taltech.ee/et/Item/ab6c2255-91b6-4ce5-b26e-95665266870e

Gas-chromatographic determination of sulfur compounds in the gasoline fractions of shale oil and oil obtained from used tiresPihl, Olga; Niidu, Allan; Merkulova, Nadežda; Fomitšov, Mihhail; Siirde, Andres; Tšepelevitš, MariaOil shale2019 / p. 188–196 : ill http://www.kirj.ee/public/oilshale_pdf/2019/issue_2S/OS-2019-2S-188-196.pdf https://doi.org/10.3176/oil.2019.2S.09 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Kütuste tehnoloogia teadus- ja katselaboratooriumPihl, OlgaAastaraamat 2020 : TalTech Virumaa Kolledž2021 / lk. 79 : ill https://www.ester.ee/record=b2666429*est http://data.vk.edu.ee/aastaraamat20/

Oil shale pyrolysis products and the fate of sulfurMaaten, Birgit; Järvik, Oliver; Pihl, Olga; Konist, Alar; Siirde, AndresOil shale2020 / p. 51–69 : tab https://www.kirj.ee/33071/?tpl=1061&c_tpl=1064 https://doi.org/10.3176/oil.2020.1.03 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Olga Pihl: armastus teadustöö vastu viib labori tippuPihl, Olgapostimees.ee2023 Olga Pihl: armastus teadustöö vastu viib labori tippu

Production of isotropic coke from shale tar at various parameters of the delayed coking processNazarenko, Maxim; Saltykova, Svetlana; Rudko, Viacheslav; Pihl, OlgaACS omega2021 / p. 22173–22179 : ill https://doi.org/10.1021/acsomega.1c02842 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Standardization by analyses of oil shale and its productsRiisalu, Hella; Pihl, Olga; Nuut, AnuInternational Symposium "Oil shale 100 years" : Estonia, Sept. 20-23, 2016 : [abstracts]2016 / p. 48

A study on the possibility of desulfurization of liquid products of the pyrolysis of Estonian oil shaleFomitšov, Mihhail; Pihl, OlgaGSFMT Scientific Conference 2020 : Tallinn, February 4-5, 2020 : abstracts2020 / p. 23 http://fmtdk.ut.ee/wp-content/uploads/2020/01/GSFMT2020.pdf

The study of properties of aerogels derived from oil shale phenolsPihl, Olga; Koel, MihkelAbstracts book of 34th Oil Shale Symposium : October 13-17, 2014, Colorado School of Mines, Golden, Colorado2014 / p. 55

Thermogravimetric analysis of polymer waste products and their mixtures with oil shaleRiisalu, Hella; Hruškova, Marta; Pihl, OlgaInternational IX Oil Shale Conference 2017 "Oil Shale Industry in Circular Economy" : 15th-16th November 2017, [Jõhvi], Ida-Viru County, Estonia : summary2017 / p. 35 : ill http://www.ester.ee/record=b4751282*est

Tire processing using pyrolysis and hydrogenation methodsPihl, Olga; Soone, Jüri; Kekiševa, Ljudmilla; Kaev, MihkelSolid fuel chemistry2013 / p. 183-192 https://doi.org/10.3103/S0361521913030063

Vanarehvid - probleem või võimalus?Pihl, OlgaPõlevad ja mittepõlevad energiaallikad = Combustible and non-combustible energy resources 2019/20202020 / Lk. 34-35 : ill https://www.ester.ee/record=b4613503*est

Получение высококачественного топлива из резинотехнических изделийPihl, OlgaInnovaatilised lahendused ja säästvad tehnoloogiad : konverents 20102010 / с. 48