(en) OVO SOUND. Trademarkia. Geraadpleegd op 16 augustus 2016.
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(en) Bliss, Karen, Drake Manager and OVO Founder Oliver El-Khatib Started From the Bottom, Too. Billboard (26 juni 2014). Gearchiveerd op 3 augustus 2016. Geraadpleegd op 16 augustus 2016. "The October’s Very Own (OVO) founder and Drake co-manager [...]. [...] with eventual OVO co-founder and producer Noah “40” Shebib."