BOTOUCHAROV, N.; ZDRAVKOV, A.; GROSS, D.; KOSTOVA, I.; BECHTEL, A. Hydrocarbon Potential of Middle Jurassic Sediments (Stefanets Mb. of Etropole Fm.) from the Western Part of Balkan Orogenic System, Bulgaria. Proceedings of the Bulgarian Academy of Sciences, Sofia, Bulgaria, v. 75, n. 9, p. 1317–1324, 2022. DOI: 10.7546/CRABS.2022.09.09. Disponível em: Acesso em: 2 feb. 2023.