TY - BOOK ID - 132701828 TI - The Silurian-Devonian sequence in the northern part of the Mackenzie Shelf, Northwest Territories PY - 1991 SN - 0660138476 PB - Ottawa DB - UniCat KW - Geology. Earth sciences KW - Silurian period KW - Devonian period KW - Canada: North-West UR - https://www.unicat.be/uniCat?func=search&query=sysid:132701828 AB - ER -