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Variation in the Ichnofauna of the Collio Formation (Lower Permian) in the South-Alpine Region (Northern Italy). Ichnos, 14, 91–104
DOI: 10.1080/10420940601006883
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Non-marine biota from the Lower Permian of the central Southern Alps (Orobic and Collio basins, N Italy): a key to the paleoenvironment. Geobios, 36(6), 749–760
DOI: 10.1016/j.geobios.2003.01.004