Dubois, N., M. Kienast, S. Kienast, S.E. Calvert, R. Francois, and R.F. Anderson 2010. Sedimentary opal records in the Eastern Equatorial Pacific: It’s not all about leakage. Global Biogeochemical Cycles, 24, GB4020, doi:10.1029/2010GB003821.

Dubois, N., M. Kienast, S. Kienast, S.E. Calvert, R. Francois, and R.F. Anderson 2010. Sedimentary opal records in the Eastern Equatorial Pacific: It’s not all about leakage. Global Biogeochemical Cycles, 24, GB4020, doi:10.1029/2010GB003821.