| Amadou, Jacob; Baitoua, Jean-Pierre; Magdeme, Gabriel; Pourtshom, Henri; Douatai, Daniel; Haller, Beat; Lawarum, Ayouba | Zulgo lexicon | 2003 | | Linguistics |
| Haller, Beat, lexical datacompiler; Robert Hedinger, Android app compiler | Dictionnaire zulgo – français – fulfuldé | 1976 | | Linguistics |
| Haller, Beat | Dictionnaire zulgo | 2018 | | Linguistics |
| Dictionnaire Gemzek: français - anglais - fulfuldé | 2022 | | Linguistics |
| Haller, Beat and AMADOU Jacob, compilers (data); Robert Hedinger, compiler (app) | Dictionnaire zulgo - français - fulfuldé | 2022 | | Linguistics |
| Haller, Beat | Zulgo-French-Fulfulde lexicon | 2003 | | Linguistics |
