• 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 https://www.scopus.com/sourceid/17080 https://www.scopus.com/record/display.uri?eid=2-s2.0-85070504985&origin=inward&txGid=71d03c3d818837b46013fe853197a639 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=OIL%20SHALE&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000470019100013
• 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 https://www.scopus.com/sourceid/21100828963 https://www.scopus.com/record/display.uri?eid=2-s2.0-85119984799&origin=inward&txGid=0c707cc0769d0d17dd3a411c854042df https://jcr.clarivate.com/jcr-jp/journal-profile?journal=ACS%20OMEGA&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000754398100026
• 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 https://www.scopus.com/sourceid/17080 https://www.scopus.com/record/display.uri?eid=2-s2.0-85070493398&origin=inward&txGid=5027fb58435469f19f368e448658ac76 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=OIL%20SHALE&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000470019100009
• Kas see uus meetod aitab Eestis lahti saada kogu plastijäägist?Alvela, Ainpostimees.ee2023 https://teadus.postimees.ee/7700329/kas-see-uus-meetod-aitab-eestis-lahti-saada-kogu-plastijaagist
• Kommipaberitestja tuulikulabadest saab vesinikkuImeline Teadus2024 / lk. 23 : fot https://www.ester.ee/record=b2747925*est
• 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 https://www.scopus.com/sourceid/17080 https://www.scopus.com/record/display.uri?eid=2-s2.0-85079888827&origin=inward&txGid=1e0e163ee439bbd29886d40cc944fc4e https://jcr.clarivate.com/jcr-jp/journal-profile?journal=OIL%20SHALE&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000514844000002
• Olga Pihl: armastus teadustöö vastu viib labori tippuPihl, Olgapostimees.ee2023 https://teadus.postimees.ee/7702558/olga-pihl-armastus-teadustoo-vastu-viib-labori-tippu
• Olga Pihli ja tema tiimi teadustöö plastjäätmete koospürolüüsist pälvis Tallinna kõrge tunnustuseMente et Manu2022 / lk. 10 https://www.ester.ee/record=b1242496*est
• 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 https://www.scopus.com/sourceid/21100828963 https://www.scopus.com/record/display.uri?eid=2-s2.0-85114383281&origin=inward&txGid=485fcef263fc1f40bdbde84e174883cd https://jcr.clarivate.com/jcr-jp/journal-profile?journal=ACS%20OMEGA&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000692901300030
• Põlevkivi [Võrguteavik] : niiskuse määramine = Oil shale : determination of moisture2018 https://www.ester.ee/record=b4816504*est
• „Põlevkivitöötlemist on lihtsam ja loogilisem arendada, kui sulgeda"Pihl, Olga; Pirk, KalleKesknädal2025 / lk. 4-5 https://www.ester.ee/record=b1716780*est https://data1.station.ee/pdf.station.ee/ee/kesknadal/2025/02/01/p4.pdf?AWSAccessKeyId=BKIAJMCAZLEYS3TMYI7Q2&Expires=1741353852&Signature=HfKcX%2BJZhTlL%2B8ksFaba3WWI2AE%3D https://data1.station.ee/pdf.station.ee/ee/kesknadal/2025/02/01/p5.pdf?AWSAccessKeyId=BKIAJMCAZLEYS3TMYI7Q2&Expires=1741353852&Signature=Yp5daxg0gBFT9EhbTL%2B7LYFPJuw%3D
• Põlevkiviõlid [Võrguteavik] : tahkete lisandite ja tuhasuse määramise meetod = Shale oils : method for determination of sediment content and ash2020 https://www.ester.ee/record=b5366046*est
• 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 https://www.scopus.com/sourceid/14295 https://www.scopus.com/record/display.uri?eid=2-s2.0-84879495508&origin=resultslist&sort=plf-f&src=s&sot=b&sdt=b&s=DOI%2810.3103%2FS0361521913030063%29 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=SOLID%20FUEL%20CHEM%2B&year=2013 https://www.webofscience.com/wos/woscc/full-record/WOS:000320474200008
• Uudne meetod muudab kommipaberid ja vanad tuulikulabad vesinikuksPihl, Olganovaator.err.ee2024 https://novaator.err.ee/1609509214/uudne-meetod-muudab-kommipaberid-ja-vanad-tuulikulabad-vesinikuks
• 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
• «Переработку сланца логичнее развивать, чем закрывать»Pihl, Olga; Pirk, KalleKesknädal2025 / c. 4-5 https://data1.station.ee/pdf.station.ee/ee/kesknadalvene/2025/02/01/p4.pdf?AWSAccessKeyId=BKIAJMCAZLEYS3TMYI7Q2&Expires=1741354789&Signature=DYauyTUUad37OjtA6HOoK7ZSmFM%3D https://data1.station.ee/pdf.station.ee/ee/kesknadalvene/2025/02/01/p5.pdf?AWSAccessKeyId=BKIAJMCAZLEYS3TMYI7Q2&Expires=1741354789&Signature=jo4ELQiJaPxcJIpVAiaCSr2EUf4%3D
• Получение высококачественного топлива из резинотехнических изделийPihl, OlgaInnovaatilised lahendused ja säästvad tehnoloogiad : konverents 20102010 / с. 48