Marshall, Charles R. (2006). «Explaining The Cambrian "Explosion" Of Animals». Annual Review of Earth and Planetary Sciences34: 355. doi:10.1146/annurev.earth.33.031504.103001.
Wille, M; Nägler, T.F.; Lehmann, B; Schröder, S; Kramers, J.D (June 2008). «Hydrogen sulphide release to surface waters at the Precambrian/Cambrian boundary». Nature453 (7196): 767–9. Bibcode:2008Natur.453..767W. PMID18509331. doi:10.1038/nature07072.
Zhu; Babcock, L; Peng, S (2006). «Advances in Cambrian stratigraphy and paleontology: Integrating correlation techniques, paleobiology, taphonomy and paleoenvironmental reconstruction». Palaeoworld15 (3–4): 217. doi:10.1016/j.palwor.2006.10.016.
Schroder, S.; Grotzinger, J.P. (2007). «Evidence for anoxia at the Ediacaran-Cambrian boundary: the record of redox-sensitive trace elements and rare earth elements in Oman». Journal of the Geological Society164 (1): 175–187. doi:10.1144/0016-76492005-022.
Fike, D.A.; Grotzinger, J.P.; Pratt, L.M.; Summons, R.E. (2006). «Multi-Stage Ediacaran Ocean Oxidation and Its Impact on Evolutionary Radiation». Geochimica et Cosmochimica Acta70 (18S): 173. Bibcode:2006GeCAS..70Q.173F. doi:10.1016/j.gca.2006.06.347.
harvard.edu
adsabs.harvard.edu
Wille, M; Nägler, T.F.; Lehmann, B; Schröder, S; Kramers, J.D (June 2008). «Hydrogen sulphide release to surface waters at the Precambrian/Cambrian boundary». Nature453 (7196): 767–9. Bibcode:2008Natur.453..767W. PMID18509331. doi:10.1038/nature07072.
Fike, D.A.; Grotzinger, J.P.; Pratt, L.M.; Summons, R.E. (2006). «Multi-Stage Ediacaran Ocean Oxidation and Its Impact on Evolutionary Radiation». Geochimica et Cosmochimica Acta70 (18S): 173. Bibcode:2006GeCAS..70Q.173F. doi:10.1016/j.gca.2006.06.347.
nih.gov
ncbi.nlm.nih.gov
Wille, M; Nägler, T.F.; Lehmann, B; Schröder, S; Kramers, J.D (June 2008). «Hydrogen sulphide release to surface waters at the Precambrian/Cambrian boundary». Nature453 (7196): 767–9. Bibcode:2008Natur.453..767W. PMID18509331. doi:10.1038/nature07072.