Almazán-Becerril, A. and García-Mendoza, E. (2008) “Maximum efficiency of charge separation of photosystem II of the phytoplankton community in the Eastern Tropical North Pacific off Mexico: A nutrient stress diagnostic tool?”, Ciencias Marinas, 34(1), pp. 29–43. doi: 10.7773/cm.v34i1.1151.