Koetschan, C., Förster, F., Keller, A., Schleicher, T., Ruderisch, B., Schwarz, R., . . . Schultz, J. (2010). The ITS2 Database III—sequences and structures for phylogeny. Oxford University Press.

Koetschan, Christian, Frank Förster, Alexander Keller, Tina Schleicher, Benjamin Ruderisch, Roland Schwarz, Tobias Müller, Matthias Wolf, and Jörg Schultz. The ITS2 Database III—sequences and Structures for Phylogeny. Oxford University Press, 2010.

Koetschan, Christian, et al. The ITS2 Database III—sequences and Structures for Phylogeny. Oxford University Press, 2010.