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Votre recherche : subject_txt:"Telephone systems - United States - Quality control" a repéré 3 documents.
1.
Quality of service for the local operating companies aggregated to the holding company level / Kraushaar, Jonathan M; United States. Federal Communications Commission (FCC). Common Carrier Bureau. Washington, DC : Common Carrier Bureau, Industry Analysis Division, Federal Communications Commission, 1993.
2.
Update on quality of service for the Bell operating companies / Kraushaar, Jonathan M; United States. Federal Communications Commission (FCC). Common Carrier Bureau. Washington, DC : Industry Analysis Division, Common Carrier Bureau, Federal Communications Commission, 1991.
3.
Consumer utility benchmark survey : value for money : the relationship between consumer perceptions of price and quality of service for local and long distance telephone services / Pérez-Chavolla, Lilia; The National Regulatory Research Institute (NRRI). Columbus, Ohio : The National Regulatory Research Institute, Ohio State University, 2003.
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