Anneke Poortman

Evaluation of contents-based image retrieval methods for a database of logos on drug tablets

Zeno Geradts, Jurrien Bijhold, Huub Hardy, 2001, SPIE Optics East.

Instability of the ecstasy market and a new kid on the block: mephedrone

Anneke Poortman, Wim van den Brink, W. van den Brink, 2011, Journal of psychopharmacology.