Analysis of Space Debris Orbit Prediction Using Angle and Laser Ranging Data from Two Tracking Sites under Limited Observation Environment. - Simon Kim; Hyung-Chul Lim; James C. Bennett; Michael Lachut; Jung Hyun Jo; Jin Choi; Mansoo Choi; Eunseo Park; Sung-Yeol Yu; Ki-Pyoung Sung (Sensors, 2020)