Automatic register banking for low-power clock trees. - Wenting Hou; Dick Liu; Pei-Hsin Ho (ISQED, 2009)

A corner stitching compliant B∗-tree representation and its applications to analog placement. - Hui-Fang Tsao; Pang-Yen Chou; Shih-Lun Huang; Yao-Wen Chang; Mark Po-Hung Lin; Duan-Ping Chen; Dick Liu (ICCAD, 2011)