IAMANDEI, S.; IAMANDEI, E.; BOZUKOV, V.; SIMOV, N.; IVANOV, D. First Evidence for Middle Miocene Petrified Wood Remains from the Bulgarian Black Sea Shore. Proceedings of the Bulgarian Academy of Sciences, Sofia, Bulgaria, v. 76, n. 5, p. 742–750, 2023. DOI: 10.7546/CRABS.2023.05.10. Disponível em: https://www.proceedings.bas.bg/index.php/cr/article/view/315. Acesso em: 23 jun. 2024.