Reference

Ulla Oliveira-Biener, Tobias Lehmann, Roland R. Melzer, Hans Reip, Jörg Spelda (2012): The use of extended depth of field for taxonomic data mobilisation via internet - Verhoeff’s gonopod preparations as a pilot study – Spixiana, Zeitschrift für Zoologie – 035_2: 263 - 268.