Abdurrachman, Hamidah, and Fajar Ari Sudewo. “The Use of Violence in Indonesian Police Investigation”. International Journal of Engineering & Technology 7, no. 3.21 (August 8, 2018): 497–501. Accessed May 5, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/17221.