Analisis yuridis proses pelaksanaan putusan PTUN yang telah berkekuatan hukum tetap : studi kasus Putusan Mahkamah Agung RI No. 39/K/TUN/2012 antara PT. Radio Pelangi Lintas Nusa melawan Menteri Komunikasi dan Informatika = Juridical analysis of implementation process of verdict of state administration court which have had permanent law enforcement : a case study of verdict of Supreme Court RI no. 39 K/TUN/2012 between PT. Radio Pelangi Lintas Nusa versus Minister of Communication and Infrmation Technology