Onisimus Amtu, N P Murnaka, N Rohman and E Sumarni, SciRJ: Scientific Research Journal, Volume VI, Issue X, October 2018 Edition, pp. 54-61, "The Influence of Madrasah Leadership and the Role of the Committee to the Efficiency and Effectiveness of School
Onisimus Amtu, Esterlina Namserna, Claudia Monique Pattiruhu, dan Penina Romsery, REFLEKSI EDUKATIKA, Vol 11 No 2, Juni 2021, 145-155, "Mengembangkan Kemampuan Metakognisi Guru Pendidikan Agama Kristen untuk Meningkatkan Pembelajaran di Kelas."
Onisimus Amtu, IJSTR: International Journal Of Scientific & Technology Research Volume 8, Issue 10, October 2019, pp. 1240-1243, "Improving the Quality of Higher Education through the Role of Leadership and Organizational Commitment."
Christiana D. W Sahertian, Christina Martha Wajabula, Onisimus Amtu (2020). Kuala Lumpur-Malaysia: Journal of Critical Review - JCR, Volume 7 Issue 9, pp 1130-1134. Contribution of Assure Learning Model to Improve Student Learning Skills.
Christiana Demaja Wilhelmina Sahertian, Onisimus Amtu and Rukhama Aralaha, "Improving Student Cooperation Skills Using the Jigsaw and Stad Model," JCR: Journal of Critical Reviews, vol. 7, no. 14, pp. 229-234, 2020.