«Extensive bloom of a N2-fixing diatom/cyanobacterial association in the tropical Atlantic Ocean». Marine Ecology Progress Series185: 273-283. 20 de agosto de 1999. Bibcode:1999MEPS..185..273C. doi:10.3354/meps185273.
«Influence of the Amazon River plume on distributions of free-living and symbiotic cyanobacteria in the western tropical north Atlantic Ocean». Limnology and Oceanography52 (2): 517-532. March 2007. Bibcode:2007LimOc..52..517F. doi:10.4319/lo.2007.52.2.0517.
«Abundance and distribution of major groups of diazotrophic cyanobacteria and their potential contribution to N₂ fixation in the tropical Atlantic Ocean». Environmental Microbiology12 (12): 3272-89. December 2010. PMID20678117. doi:10.1111/j.1462-2920.2010.02303.x.
«Diatom fluxes to the deep sea in the oligotrophic North Pacific gyre at Station ALOHA». Marine Ecology Progress Series182: 55-67. 11 de junio de 1999. Bibcode:1999MEPS..182...55S. doi:10.3354/meps182055.
«Seasonal dynamics of the endosymbiotic, nitrogen-fixing cyanobacterium Richelia intracellularis in the eastern Mediterranean Sea». The ISME Journal2 (9): 911-23. September 2008. PMID18580972. doi:10.1038/ismej.2008.56.
Villareal, Tracy A. (December 1989). «Division cycles in the nitrogen-fixingRhizosolenia(Bacillariophyceae)-Richelia(Nostocaceae) symbiosis». British Phycological Journal24 (4): 357-365. doi:10.1080/00071618900650371.
«Extensive bloom of a N2-fixing diatom/cyanobacterial association in the tropical Atlantic Ocean». Marine Ecology Progress Series185: 273-283. 20 de agosto de 1999. Bibcode:1999MEPS..185..273C. doi:10.3354/meps185273.
«Influence of the Amazon River plume on distributions of free-living and symbiotic cyanobacteria in the western tropical north Atlantic Ocean». Limnology and Oceanography52 (2): 517-532. March 2007. Bibcode:2007LimOc..52..517F. doi:10.4319/lo.2007.52.2.0517.
«Diatom fluxes to the deep sea in the oligotrophic North Pacific gyre at Station ALOHA». Marine Ecology Progress Series182: 55-67. 11 de junio de 1999. Bibcode:1999MEPS..182...55S. doi:10.3354/meps182055.
«Abundance and distribution of major groups of diazotrophic cyanobacteria and their potential contribution to N₂ fixation in the tropical Atlantic Ocean». Environmental Microbiology12 (12): 3272-89. December 2010. PMID20678117. doi:10.1111/j.1462-2920.2010.02303.x.
«Seasonal dynamics of the endosymbiotic, nitrogen-fixing cyanobacterium Richelia intracellularis in the eastern Mediterranean Sea». The ISME Journal2 (9): 911-23. September 2008. PMID18580972. doi:10.1038/ismej.2008.56.