RT Book, Section T1 Conodont colour alteration from subsurface Palaeozoic Strata of North-Western Bulgaria: burial history and hydrocarbon exploration A1 Boncheva, J. A1 Sarmiento Chiesa, Graciela Noemí A1 Yanev, S. A2 Diez, J.B. A2 Balbino, A.C. PB Universidade de Évora SN 972-778-026-1 YR 2000 FD 2000 LK https://hdl.handle.net/20.500.14352/107758 UL https://hdl.handle.net/20.500.14352/107758 LA eng NO Boncheva, I., Sarmiento, G.N. y Yanev, S. (2000): «Conodont colour alteration from subsurface Palaeozoic Strata of North-Western Bulgaria: burial history and hydrocarbon exploration», en I Congresso Ibérico de Paleontologia: XVI Jornadas de la Sociedad Española de Paleontología. Évora: Universidade de Évora, pp. 199-200. DS Docta Complutense RD 6 abr 2025