Kuypers, Kim PC and Theunissen, Eef L and van Wel, Janelle HP and de Sousa Fernandes Perna, Elizabeth B and Linssen, Anke and Sambeth, Anke and Schultz, Benjamin G and Ramaekers, Johannes G (2016) Verbal memory impairment in polydrug ecstasy users: a clinical perspective. PLoS ONE, 11, (2), e0149438. DOI: 10.1371/journal.pone.0149438.

van Amsterdam, Jan and Ramaekers, Johannes G and Verkes, Robbert-Jan and Kuypers, Kim PC and Goudriaan, Anna E and van den Brink, Wim (2019) Alcohol- and drug-related public violence in Europe. European Journal of Criminology, 17, (6), https://doi.org/10.1177/1477370819828324.

Winstock, Adam and Maier, Larissa J and Zhuparris, Ahnjili and Davies, Emma L and Puljević, Cheneal and Kuypers, Kim PC and Ferris, Jason A and Barratt, Monica J (2021) Global drug survey (GDS) 2021 key findings report. London: Global Drug Survey.