Rickaby, R., Schrag, D., & Morel, F. (2002). Coccolith chemistry considered.
Lua i Stíl Chicago (17ú heag.)Rickaby, R., D. Schrag, agus F. Morel. Coccolith Chemistry Considered. 2002.
Lua MLA (9ú heag.)Rickaby, R., et al. Coccolith Chemistry Considered. 2002.
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