An efficient two-dimensional compaction algorithm for VLSI symbolic layout. - Shao-Jun Wei; Jacques Leroy; Raymond Crappe (EURO-DAC, 1990)

A variant of Cooley-Tuckey algorithm with local memory management. - J.-M. Bourguet; T. Nancy; Shao-Jun Wei; Jacques Leroy; Raymond Crappe (ED&TC, 1995)