“Police Training on How to Spot Nasty Drug,” MSNBC, November 12, 2007 (дата обращения: 05.03.2013), URL: http://web.archive.org/web/20071112023107/; URL: .
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Kelli Cheatham, “Police Warn about New Drug Made from Raw Sewage,” WSBT South Bend, November 7, 2007 (дата обращения: 05.03.2013), URL: http://web.archive.org/web/20071109120038/; URL: .