1. Dyskinésies et tremblement touchant la phonation;Chevrie-Muller,1977
2. Can one recover from spasmodic dysphonia ?;Chevrie-Muller;British journal of disorders of communication,1978
3. Schéma corporel et dysphonie spastique;Constantinidis,1981
4. Recovery from spastic dysphonia by direct voice rehabilitation;Cooper,1980
5. The changing outlook for spastic dysphonia patients;Damste,1980