TY - BOOK ID - 135379903 TI - Field meeting on Lower and Lower Middle Devonian Stages in the Ardenno-Rhenish Type Area : : guidebook AU - Plodowski, Gerhard AU - Werner, Rolf AU - Ziegler, Willi. PY - 1982 PB - Frankfurt am Main International Union of Geological Sciences, Subcommission on Devonian Stratigraphy DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:135379903 AB - ER -