Paleozoic conodonts of eastern Serbia, Yugoslavia (VIII. Allochthonous Silurian, Devonian and Lower Carboniferous Limestones in the Paleozoic Flysch of Eastern Serbia) - Krstić, Branislav; Sudar, Milan; Maslarević, Ljubinka (Geološki anali Balkanskoga poluostrva, 1995)