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ETSI ETR 261-2
- Human Factors (HF); Assessment and definition of a harmonized minimum man-machine interface (MMI) for accessing and controlling public network based supplementary services; Part 2: Literature review - Memory and related issues for dialling supplementary s
- standard by European Telecommunications Standards Institute, 10/01/1996
- Publisher: ETSI
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To publish the summarized results of the phase 1 study and experimental trials together with the results of the experiment evaluation of the draft ETS. A multipart ETR is planned with seven separate parts. This Part 2 of the ETR will present a review of the existing literature on memory and related issues relevant for accessing and controlling supplementary services with numeric codes