Cha-Soo Jun

Compound surface modelling and machining

Byoung Kyu Choi, Cheol-Hoon Lee, Jinsang Hwang, 1988 .

Ball-end cutter interference avoidance in NC machining of sculptured surfaces

Byoung Kyu Choi, Cha-Soo Jun, B. Choi, 1989 .