1. An Adaptive Disturbance Observer for Precision Control of Time-Varying Systems*. Issue 21 (2016) Authors: Choi, Jungsu; Choi, Hyunjin; Kong, Kyoungchul; Hyun, Dong Jin Journal: IFAC-PapersOnLine Issue: Volume 49:Issue 21(2016) Page Start: 240 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗