APA-referens (7:e uppl.)

Hammarlund, E., Smith, M., Rasmussen, J., Nielsen, A., Canfield, D., & Harper, D. (2018). The Sirius Passet Lagerstätte of North Greenland—A geochemical window on early Cambrian low-oxygen environments and ecosystems. Wiley.

Chicago-referens (17:e uppl.)

Hammarlund, E., M. Smith, J. Rasmussen, A. Nielsen, D. Canfield, och D. Harper. The Sirius Passet Lagerstätte of North Greenland—A Geochemical Window on Early Cambrian Low-oxygen Environments and Ecosystems. Wiley, 2018.

MLA-referens (9:e uppl.)

Hammarlund, E., et al. The Sirius Passet Lagerstätte of North Greenland—A Geochemical Window on Early Cambrian Low-oxygen Environments and Ecosystems. Wiley, 2018.