Praktek monopoli jasa layanan taksi bandara: studi kasus terhadap putusan-putusan KPPU tentang pelanggaran pasal 17 UU Nomor 5 Tahun 1999 = Monopolistic practices in airport taxi service : the case against KPPU decision about violation of article 17 of law no. 5 year 1999 - Akhmad Muhari, author (2012)