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Author - title
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| details | Late Frasnian | USSR(Baltic) | Sorokin,V.S. Upper Frasnian Substage of the main Devonian Field. (In: Phanerozoic Stratigraphy of the Baltic States Paleontological Assemblages, Structure and Composition of Sediments. V.S.Sorokin, editor) | 1978 | |
| details | Famennian | China(Tibet) | Gao,L. Discovery of Late Devonian spore assemblage from Nyalam County, Xizang (Tibet), and their stratigraphic significance. | 1983 |