共 50 条
- [26] The ordovician-silurian boundary on the western slope of the Subpolar Urals Stratigraphy and Geological Correlation, 2011, 19 : 385 - 403
- [27] Ordovician-Silurian boundary graptolites of the Southern Alps, Austria BULLETIN OF GEOSCIENCES, 2012, 87 (04): : 755 - 766
- [29] Late ordovician-early silurian glaciation and the ordovician-silurian boundary in the northern Canadian Cordillera 1600, Geological Society of America (04):
- [30] NEW DATA ON THE ORDOVICIAN-SILURIAN BOUNDARY IN THE KALININGRAD DISTRICT DOKLADY AKADEMII NAUK SSSR, 1984, 276 (03): : 667 - 668