Otero, A., M.-J. Chapela, P. Fajardo, A. Garrido, and A.G. C
Otero, A., M.-J. Chapela, P. Fajardo, A. Garrido, and A.G. Cabado. 2014. Toxic phytoplankton detection, p. 497-519. In: Botana, L.M. [ed.] Seafood and freshwater toxins: pharmacology, physiology, and detection, Third Edition. CRC Press. [gives some examples of Pseudo-nitzschia species]