I Kang, Hwan, Gun In Kim, and Hyun Soo Kim. “A Study on the Range & Deflection Distance Observation Based on Latitude Position of Artillery Gun System”. International Journal of Engineering and Technology 7, no. 2.12 (April 3, 2018): 147–150. Accessed August 17, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/11113.