Origin of hydrocarbon gases and carbon dioxide in Devonian-Carboniferous strata of the Upper Silesian and Lublin regions: isotopic, hydrous pyrolysis and geological approach / Maciej J. KOTARBA, Krzysztof JUREK, Tomasz ROMANOWSKI // W: ESIR 2019 : European Society for Isotope Research isotope workshop XV : Lublin, Poland, June 23–27, 2019 : book of abstracts / eds. Aleksander Anuar-Wójtowicz, Karolina Marciszuk. — Warsaw : Polish Geological Institute – National Research Institute, 2019. — ISBN: 978-83-66305-68-7. — S. 63–64. — Bibliogr. s. 64

Preliminary study of organic nitrogen isotopic signature of Menilite shales from the Polish Outer Carpathians / Tomasz ROMANOWSKI // W: ICYG 2019 : XX\textsuperscript{th} International Conference of Young Geologists : April 3-5 2019, Herl'any, Slovakia : abstract book / eds. Tomáš Bakalár, [et al.]. — Bratislava : The Publishing House of the Comenius University, 2019. — Na stronie red. podano błędny ISBN: 978-80-223-4703-7. — ISBN: 978-80-223-4705-1 ; e-ISBN: 978-80-223-4704-4. — S. 89–91. — Bibliogr. s. 90–91

Studies on nitrogen compounds, V and Ni concentrations and nitrogen isotopic composition of the crude oils of central and eastern parts of the Polish Outer Carpathians / Krzysztof JUREK, Tomasz ROMANOWSKI, Dariusz WIĘCŁAW // W: CAGG-AGH-2019 [Dokument elektroniczny] : “Challenges in Applied Geology and Geophysics: 100\textsuperscript{th} anniversary of applied geology at AGH University of Science and Technology” : international scientific conference : 10-13 September 2019, Kraków : book of abstracts / eds. Jadwiga Jarzyna, Paulina Krakowska-Madejska, Anna Sowiżdżał ; AGH. — Wersja do Windows. — Dane tekstowe. — Kraków : AGH University of Science and Technology, cop. 2019. — e-ISBN: 978-83-66364-18-9. — S. [1-2]. — Wymagania systemowe: Adobe Reader. — Tryb dostępu: http://www.cagg2019.agh.edu.pl/Book%20of%20Abstract%20pdf%20only/7%20Geochemistry/Jurek%20et%20al.pdf [2019-09-16]. — Bibliogr. s. [2]. — Toż. na dysku Flash. - S. 109-110. - Bibliogr. s. 110

Thermogenic hydrocarbon potential of Miocene strata of the Polish Carpathian Foredeep: simulation by hydrous pyrolysis : [abstract] / M. J. KOTARBA, E. BILKIEWICZ, T. ROMANOWSKI, M. WALICZEK, H. ZYCH // W: IMOG 2019 [Dokument elektroniczny] : 29th International Meeting on Organic Geochemistry : 1–6 September 2019, Gothenburg, Sweden. — Wersja do Windows. — Dane tekstowe. — [S. l.] : European Association of Geoscientists and Engineers, EAGE, [2019]. — e-ISBN: 978-946282304-4. — S. [1–2]. — Wymagania systemowe: Adobe Reader. — Tryb dostępu: http://earthdoc.eage.org/publication/download/?publication=99520 [2019-11-22]. — Bibliogr. s. [2]