Harper, D., Hammarlund, E., Topper, T., Nielsen, A., Rasmussen, J., Park, T., & Smith, M. (2019). The Sirius Passet Lagerstätte of North Greenland: A remote window on the Cambrian Explosion. Geological Society of London.
Lua i Stíl Chicago (17ú heag.)Harper, D., E. Hammarlund, T. Topper, A. Nielsen, J. Rasmussen, T. Park, agus M. Smith. The Sirius Passet Lagerstätte of North Greenland: A Remote Window on the Cambrian Explosion. Geological Society of London, 2019.
Lua MLA (9ú heag.)Harper, D., et al. The Sirius Passet Lagerstätte of North Greenland: A Remote Window on the Cambrian Explosion. Geological Society of London, 2019.
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