Instructional Science · 1975 · 11 citations · 20 references
Social SciencesCommunicationEducation PolicyDevelopment EconomicsEconomic DevelopmentMedia StudiesBroadcast MediaEducation Cost AnalysisEducation ExpenditureMedia EconomicsTelevision StudiesEducational BroadcastingEducational TelevisionRadio Broadcasting
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Claude M. Ury, Elchanan Cohn · Southern Economic Journal · 1980 · 2.3K citations
Solar Energy · 1965 · 766 citations · Full text