| The importance of swamps to birds in Africa |
1993 |
| Birds and the African environment. Proceedings of the eighth Pan-African ornithological congress, Bujumbura (Burundi), 30 September - 5 October 1992 |
1993 |
| Issues in wetland and water bird conservation in Africa |
1993 |
| Environmental change in Africa and its effects on the avifauna |
1993 |
| Conservation de l'environnement et de la nature au Burundi |
1993 |
| L'importance du delta de la Rusizi pour les migrateurs paléarctiques |
1993 |
| Conservation of wetlands and forest in Burundi |
1993 |
| Quantifying the effects of deforestation on birds : census methods and some preliminary results |
1993 |
