H. J. Siagian and A. Sagita, “Hubungan Try Out dengan Tingkat Kelulusan Uji Kompetensi Perawat di Universitas Sembilanbelas November Kolaka: Relationship of Try Out with Nurse Competency Test Passing Level at the Universitas Sembilanbelas November Kolaka”, J Surya Medika, vol. 5, no. 1, pp. 79–84, Aug. 2019.