1. The Sound Pattern of English;Chomsky,1968
2. Zulu tonal morphology;Cope;Journal of African Languages,1970
3. Two views of the phonology of the Ọhụhụ dialect of Igbo;Dunstan;Journal of West AfricanLanguages,1966
4. Phonetic analysis of breathy (murmured) vowels in Gujarati;Fischer-Jørgensen;Indian Linguistics,1970
5. Tone features and tone rules;Fromkin;Studies in African Linguistics,1972