The UK commercial broadcaster is understood to be in early-stage development on a version of Zenith, an X Factor-style French-Canadian format in which singers from different generations perform ...
Gomes-Casseres, Benjamin, David B. Yoffie, and Heather A. Hazard. "Zenith and High-Definition Television--1990." Harvard Business School Case 391-084, February 1991. (Revised April 1991.) ...