TY - RPRT TI - Palaeozoic nonmarine firmground ichnofaunas: evidence from the permian of the Paganzo basin AU - L.A. Buatois AU - M.G. Mangano AU - F.G. Acenolaza PY - 1996 UR - https://pubs.usgs.gov/publication/70017787 ID - 70017787 ER -