Hukumonline, 19 November 2015 Ridha Aditya Nugraha http://www.hukumonline.com/berita/baca/lt564da5bb07046/polemik-indosat-dan-tanggung-jawab-negara-dalam-perspektif-hukum-angkasa-broleh–ridha-aditya-nugraha-