found: Muʼassasah al-ʻĀmmah lil-Zirāʻah al-Ālīyah (Sudan). Taṭawwur al-zirāʻah ... 1976 (subj.)t.p. (al-Rank)
found: BGN reply 12/19/80(Ar Rank, ppl, 11°45ʹN, 32°48ʹE; variants: Er Renk, Renk, El Renk)
found: Wikipedia, July 22, 2011:Renk, South Sudan (town located in Renk County, Upper Nile State, in the northeastern part of South Sudan; 11.8300°N 32.8000°E)
found: GEOnet, July 22, 2011(Al Runk (approved), Renk (approved); variants: Ar Rank; El Renk; Er Renk; pop. place, South Sudan, ADM1: Upper Nile; 11°44ʹ35ʺN 032°48ʹ18ʺE = 11.7431° 32.8049°)