. . "Digital music interoperability and availability : hearing before the Subcommittee on Courts, the Internet, and Intellectual Property of the Committee on the Judiciary, House of Representatives, One Hundred Ninth Congress, first session, April 6, 2005"@en . . . . "Digital music interoperability and availability hearing before the Subcommittee on Courts, the Internet, and Intellectual Property of the Committee on the Judiciary, House of Representatives, One Hundred Ninth Congress, first session, April 6, 2005"@en . . . . . . . . . . . . . . . .