| Glottocode | art-327 |
| ches1238 | |
| ISO 639-3 | art-001 | ych |
| Glottolog Languoid Names | art-326 | Chesu |
| Glottolog Primary Key | art-328 | 27625 |
| UNESCO Atlas of the World’s Languages in Danger ID | art-329 | 2444 |
| English | eng-000 | Chesu |
| français | fra-000 | chesu |
| español | spa-000 | chesu |