Cvetkovic, V. and Downes, Hilary and Prelevic, D. and Lazarov, M. and Resimic-Saric, K. (2007) Geodynamic significance of ultramafic xenoliths from Eastern Serbia: relics of sub-arc oceanic mantle? Journal of Geodynamics 43 (4-5), 504 - 527. ISSN 0264-3707.