1. Syntony and Spark: The Origins of Radio;Aitken,1976
2. The History of Radio to 1926;Archer,1938
3. Engineering the public interest in making American broadcasting, 1922–1926;Baek;Korean J. Journ. Commun. Stud.,2004
4. Convergence between telecommunications and other media: how should regulation adapt?;Blackman;Telecommun. Policy,1998
5. Byulgungon, 1926 (Volume of January).