Hoek, Christiaan van den; D. G. Mann; H. Martin Jahns (1996). Algae: An Introduction to Phycology (1st ed.). Cambridge: Cambridge University Press. ISBN 9780521316873.
Hoek, Christiaan van den; D. G. Mann; H. Martin Jahns (1996). Algae: An Introduction to Phycology (1st ed.). Cambridge: Cambridge University Press. ISBN 9780521316873.