Daniel J. Wakin. Verdi with Popcorn, and Trepidation // New York Times, February 15, 2009.
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Anne Midgette. Met Opera to Expand in Theaters Across Globe // New York Times, August 9, 2007.
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Daniel J. Wakin., Kevin Flynn. A Metropolitan Opera High Note, as Donations Hit $182 Million // New York Times, October 10, 2011.
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См.: Josh Tyrangiel. Rebels Without a Contract // Time, March 19, 2007. // Раздел главы основан на исследованиях: Anita Elberse, Jason Bergsman. Radiohead: Music at Your Own Price (A) // Harvard Business School, case 508–110; Anita Elberse, Jason Bergsman. Radiohead: Music at Your Own Price (B) // Harvard Business School, supplement 508–111.
