TY - JOUR A1 - Ferron,H.G. A1 - Martinez-Perez,C. T1 - Life in the Palaeozoic: an overview of land and sea ecosystems JF - Bulletin of Geosciences JA - Bull. Geosci. Y1 - 2017 VL - 92 IS - 4 SP - 439 EP - 442 CY - Prague PB - Czech Geological Survey SN - 1803-1943 (online), 1802-6222 (print) AV - Free ER -