Hallegraeff, G.M. (2003). "Harmful algal blooms: a global overview" (PDF). In Hallegraeff, Gustaaf M.; Anderson, Donald Mark; Cembella, Allan D.; Enevoldsen, Henrik O. (eds.). Manual on Harmful Marine Microalgae. Unesco. pp. 25–49. ISBN 978-92-3-103871-6.