Tinjauan yuridis larangan praktek diskriminasi pelaku usaha terhadap pelaku usaha tertentu dalam undang-undang nomor 5 tahun 1999 (studi kasus putusan KPPU No. 05/KPPU-I/2012 tentang kasus tender export pipeline front end engineering and design contract) = Juridical analysis of discriminative practices prohibition which conduct by business actors to the certain business actors under act no 5 1999 case study decision of kppu no 05 kppu i 2012

Kesamaan Metadata File Sebagai Indikasi Persekongkolan Tender (Studi Kasus Putusan Nomor 07/KPPU-L/2016) = Similarity of Metadata File as Indication of Tender Conspiracy (Case Study of KPPU Verdict No. 07/KPPU-L/2016)

Pemenuhan unsur persekongkolan tender pengadaan barang dan jasa ditinjau dari hukum persaingan usaha di Indonesia analisis putusan nomor 04 KPPU l 2014 = Tender conspiracy examination of goods and services procurement according to competition law in Indonesia analysis of business competition supervisory commission decision no 04 KPPU l 2014

Tender award's faetures in administrative law and civil law within Indonesian construction law concept

Analisis yuridis terhadap persekongkolan tender dan penunjukan langsung dalam pengadaan pipa gas oleh pt. perusahaan gas negara (persero) tbk. = Studi terhadap putusan KPPU No.22/KPPU-L/2005: legal review regarding tender conspiracy and direct appointment in the procurement of gas pipe conducted by pt. perusahaan gas negara (persero) Tbk.: case study of KPPU's decision no.22/KPPU-L/2005