Classification
- WALS
- TK > Kadai
- Glottolog
- Tai Kadai > Kadaic > Southwesternkra > Westernkra > Gelaoic > Northerngelao > Ahouic
- Ethnologue
- Kra Dai > Kra > Westernkra
Sources
- Samarina 2011
- Jazyki Gelao: Materialy k sopostavitel'nomu slovarju jazykov. Moscow: Academia.