Riza, Hammam (2008). "Resources Report on Languages of Indonesia"(PDF). Agency for the Assessment and Application of Technology (BPPT). 7 Ağustos 2022 tarihinde kaynağından arşivlendi(PDF). Erişim tarihi: 23 Aralık 2023.
Riza, Hammam (2008). "Resources Report on Languages of Indonesia"(PDF). Agency for the Assessment and Application of Technology (BPPT). 7 Ağustos 2022 tarihinde kaynağından arşivlendi(PDF). Erişim tarihi: 23 Aralık 2023.