ニャオペ
1 2 3 4 Masood Boomgaard: Whoonga Whammy. Independent Online, 28 November 2010
↑ Slindile Maluleka: Dagga muffins back at schools. Independent Online, 8 November 2010
↑ Kwa Dabekaa: Heroin's Handmaiden. Dispatches, Canadian Broadcasting Corporation, 28 July 2011
↑ Bryson, Donna (2010年11月20日). “'Whoonga' drug: a new twist in S.Africa's AIDS war”. Associated Press. https://news.yahoo.com/s/ap/20101120/ap_on_he_me/af_south_africa_abusing_aids_drugs_1 2010年11月22日閲覧。
↑ Subashi Naidoo: 'Two pulls and I was hooked'. Addicts mug patients for ARVs. Times Live, 28 November 2010
↑ http://www.voxxi.com/hiv-drug-resistance-whoonga/