T. W. Chapman

Fabrication and testing of the planar magnetic micromotor

Bumkyoo Choi, Henry Guckel, T. R. Christenson, 1991 .

Deep X-ray and UV lithographies for micromechanics

Bumkyoo Choi, Henry Guckel, Denice D. Denton, 1990, IEEE 4th Technical Digest on Solid-State Sensor and Actuator Workshop.