Reset your password. If you have a user account, you will need to reset your password the next time you login. Censorship and the issue of Media freedom in Russia have been main themes since the era of the telegraph. Radio was a major new technology in the 1920s Type or paste a DOI name into the text box. Click Go. Your browser will take you to a Web page (URL) associated with that DOI name. Send questions or comments perl の CGI や PHP で出力する機会のありそうな Content-type ヘッダ (MIME-Type) をまとめてみました。.