Muciño Márquez, R.E. et al. 2011. Phytoplankton species that originate harmful algal blooms in the mouth of the Sontecomapan coastal lagoon, Veracruz, Mexico. UNED Research Journal. 3, 2 (Dec. 2011), 33–40. DOI:https://doi.org/10.22458/urj.v3i2.150.