Analisis peranan bank-firm relationship terhadap kinerja perusahaan non-keuangan di Indonesia tahun 2011-2016 = Analysis on the role of bank firm relationship on non financial firms performance in Indonesia period 2011-2016

Hubungan Pembangunan Infrastruktur Terhadap Penerimaan Pajak: Studi Kasus Jalan Tol Trans Sumatra = The Relationship of Infrastructure Development to Tax Revenue: A Case Study of The Trans Sumatra Toll Road

Analisis Hubungan Pembangunan Teknologi Informasi dan Komunikasi dengan Penerimaan Pajak : Studi Kasus Indonesia Tahun 2015-2019 = Analysis of the Relationship between Information and Communication Technology Development and Tax Revenue: A Case Study of Indonesia 2015-2019

Hubungan antara faktor fisika (suhu, kelembaban, curah hujan, kecepatan angin) terhadap prevalensi virus influenza A dan B di Indonesia 2011-2016 = Assosciation between physical factors (climate and weather) and prevalence of influenza A and B in Indonesia 2011-2016

Analisis korelasi PNPM Mandiri terhadap infrastruktur pendidikan, kesehatan, dan jalan di Indonesia = Analysis PNPM corelation on educations, healths, and road infrastructure in Indonesia