Penggunaan indirect evidence oleh KPPU dalam sistem pembuktian perkara kartel: studi kasus Putusan Perkara Nomor 24/KPPU-I/2009 tentang industri minyak goreng sawit di Indonesia = The use of indirect evidence by KPPU in the evidentiary system of cartel: case Number 24/KPPU-I/2009 about palm oil industry in Indonesia

Analisis yuridis terhadap persekongkolan tender dan penerapan pembuktian tidak langsung (indirect evidence) : studi kasus terhadap putusan Komisi Pengawas Persaingan Usaha dan Badan Peradilan di Indonesia = Juridical analysis in terms of both tender conspiracy and application of indirect evidence : case study on award of business competition commission supervisory and judicature institution in Indonesia / Ibnu Abas Ali

Penerapan Pembuktian Tidak Langsung (Indirect Evidence) Dalam Penanganan Perkara Kartel Pada Komisi Pengawas Persaingan Usaha (KPPU) = Application of Indirect Evidence in the Process of Cartel case at the Commission for the Supervision of Business Competition (KPPU)

Analisis yuridis penentuan penyalahgunaan posisi dominan dalam hukum persaingan usaha di Indonesia (studi terhadap putusan-putusan tahun 2006-2015 komisi pengawas persaingan usaha) = Juridical analysis on determination of abuse of dominant position in business competition law in Indonesia (studies of the commission for the supervision of business competition s verdict years 2006-2015)

Penggunaan Indirect Evidence (Bukti Tidak Langsung) Dalam Perkara Kartel dan Persekongkolan Tender Menurut Hukum Persaingan Usaha di Indonesia = The Use of Indirect Evidence in the Case of Cartel and Tender Conspiracy According to Competition Law in Indonesia.