E Tjahjadi, M., S Sai, S. and Handoko, F. 2019. Assessing a 35mm Fixed-Lens Sony Alpha-5100 Intrinsic Parameters Prior to, During, and Post UAV Flight Mission. KnE Engineering. 4, 3 (Dec. 2019), 372–383. DOI:https://doi.org/10.18502/keg.v4i3.5887.