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              Couper, M. P. (2013) Is the sky falling? New technology, changing media, and the future of surveys. Survey Research Methods, 7, 145-156.
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            - 
              Couper, M. P. (2013). Is the sky falling? New technology, changing media, and the future of surveys. Survey Research Methods, 7, 145-156.
                 (xsd:string)
              
            
 
            - 
              Couper, M. P. (2013). Is the sky falling? new technology, changing media, and the future of surveys. Survey Research Methods, 7(3), 145-156.
                 (xsd:string)
              
            
 
            - 
              Couper, Mick P. 2013. "Is the Sky Falling? New Technology, Changing Media, and the Future of Surveys." Survey Research Methods 7:145-56. doi:10.18148/srm/ 2013.v7i3.5751
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