McElwain, J., Wagner, P., & Hesselbo, S. (2009). Fossil plant relative abundances indicate sudden loss of Late Triassic biodiversity in East Greenland.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcElwain, J., P. Wagner, और S. Hesselbo. Fossil Plant Relative Abundances Indicate Sudden Loss of Late Triassic Biodiversity in East Greenland. 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMcElwain, J., et al. Fossil Plant Relative Abundances Indicate Sudden Loss of Late Triassic Biodiversity in East Greenland. 2009.
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