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Barrett, Monica (2020) Global drug market shifts during the COVID-19 pandemic. National Drug and Alcohol Research Centre.

Winstock, Adam and Barrett, Monica and Ferris, Jason and Maier, Larissa (2016) Global drugs survey 2016. An overview of our key findings. Global Drug Survey.

Winstock, Adam and Barrett, Monica and Ferris, Jason and Maier, Larissa (2017) Global drugs survey 2017: global overview and highlights. Global Drug Survey.

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Gibbs, Daisy and Hughes, Caitlin and Barrett, Monica and Ezard, Nadine and Bruno, Raimondo and Sutherland, Rachel and Grigg, Jodie and Salom, Caroline and Hill, Penny and Dietze, Paul and Lenton, Simon R and Degenhardt, Louisa and Peacock, Amy (2019) Illicit drug use and awareness of health and policing initiatives at Australian music festivals among people who regularly use ecstasy and other illicit stimulants. Drug Trends Bulletin Series .

Man, Nicola and Linghu, Qingyuan and Bruno, Raimondo and Pedersen, Max and Barrett, Monica and Sutherland, Rachel and Peacock, Amy (2023) Trends in the availability and types of drugs sold on the internet via cryptomarkets June 2022 – May 2023. Sydney: National Drug and Alcohol Research Centre.