The Nilotic Language Research Network is an international group of linguists who are actively studying Nilotic languages( countries: Kenia, Uganda, Sudan, Tanzania, Democratic Republic of the Congo-Kinshasa, Ethiopia and Eritrea). Network goals are to increase the quantity and quality of linguistic work on Nilotic languages, and lay the foundation for cross-family searchable databases. Among others, you can find some full texts about research done in this area.
[according to site editor's information] ... [supplemented]
A research project on the prosodic systems (rhythm, stress, and intonation of speech) of the nilotic languages Dinka and Shilluk (Sudan), based at Theoretical and Applied Linguistics (University of Edinburgh). There is a full text document and a power-point presentation, furthermore audio files of a short narrative and single words from the languages in the Nilotic Prosody Data Collection. ... [editors ilissAfrica]