R. W. Castenholz (1982). N. G. Carr & B. A. Whitton, ed. Motility and taxes. The biology of cyanobacteria (University of California Press, Berkeley and Los Angeles). pp. 413–439. ISBN0-520-04717-6.
R. J. Olson, S. W. Chisholm, E. R. Zettler & E. V. Armbrust (1990b). "Pigment size and distribution of Synechococcus in the North Atlantic and Pacific oceans". Limnology and Oceanography35: 45–58. doi:10.4319/lo.1990.35.1.0045.
L. Campbell & D. Vaulot (1993). "Photosynthetic picoplankton community structure in the stubtropical North Pacific Ocean new Hawaii (station ALOHA)". Deep Sea Research I40 (10): 2043–2060. doi:10.1016/0967-0637(93)90044-4.
J. Blanchot & M. Rodier (1996). "Picophytoplankton abundance and biomass in the western tropical Pacific Ocean during the 1992 El Nino year: results from flow cytometry". Deep-sea Research I43 (6): 877–895. doi:10.1016/0967-0637(96)00026-X.
M. R. Landry, J. Kirshtein & J. Constantinou (1996). "Abundances and distributions of picoplankton populations in the central equatorial Pacific from 12°N to 12°S, 140°W". Deep-Sea Research II43 (4–6): 871–890. doi:10.1016/0967-0645(96)00018-5.
B. Wawrik & J. H. Paul (2004). "Phytoplankton community structure and productivity along the axis of the Mississippi Plume". Aquatic Microbial Ecology35: 175–184. doi:10.3354/ame035185.