BOOK, Constante Leroux, e GRADY, Don A. (2005), «Consumer Adoption of New Radio Distribution Systems», NAB Grant Report, Junho

BOOK, Constante Leroux, e GRADY, Don A. (2005), «Consumer Adoption of New Radio Distribution Systems», NAB Grant Report, Junho [http://www.elon.edu/academics/communications/connections/2005/aug_05/satelliteradio.pdf]