| Haller, Beat; Haller, Irma | Sǝrakwa ikaba à gà dukw ana pàmpàm a | 1980 | | |
| Haller, Beat; Haller, Irma; Mezewete, Philippe | Ahǝm hiyeŋ 1 | 1981 | | |
| Haller, Beat; Haller, Irma; Lawarum, Ayouba | Mandzà zayzay gà mburma ana ta bere a ba ya | 1986 | | |
| Ernst, Gerd | Sinikukwa ba aà medzeŋge 2 | 2015 | | |
| Haller, Beat; Haller, Irma; Lawarum, Ayouba | Mandzà zayzay gà màma ana ti ndze a nda gà ɓèza lèlè ya | 1984 | | |
| Haller, Beat, Sylvia Hedinger, and Ursula Wiesemann | The verbal complex in Zulgo | 1981 | Africana Marburgensia | Linguistics |
| Haller, Beat; Haller, Irma; Lawarum, Ayouba | Sǝ̀kǝ̀hakwa à medzeŋge | 1981 | | |
| Haller, Beat; Haller, Irma; Lawarum, Ayouba | Sinikukwa dǝr ba aà medzeŋge | 1980 | | |
| Haller, Beat | Problems in attempting to write the Zulgo language | 1984 | Cahiers du Département des Langues Africaines et Linguistique | Literacy and Education |
| Haller, Beat | La relative en zulgo | 1989 | | Linguistics |
| Haller, Beat | Zulgo-French-Fulfulde lexicon | 2003 | | Linguistics |
