New technologies for communication in the hearing impaired : proceedings of a workshop on magnetic and electrical activity of the Auditory Cortex, Lisbon, Jan. 28-31, 1990 - Hoke, Manfred; Bock, Gregory R. (Oslo : Scandinavian University Press, 1991)
Keywords: poruchy sluchu -- terapia; pomôcky sluchové; kongresy ako téma -- Portugalsko; pomôcky sluchové