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Acritarchs and Conodonts from the Cambro-Ordovician Furuhäll (Köpingsklint) Section (Öland, Sweden)

Gabriella BagnoliSvend Sandbergh StougeMarco Tongiorgi

出版	Geological Survey of Denmark, 1989
URL	http://books.google.com.hk/books?id=oHZGAAAAYAAJ&hl=&source=gbs_api