The Application of the Searching over Separators Strategy to Solve Some NP-Complete Problems on Planar Graphs. - R. Z. Hwang; Richard C. T. Lee (ISAAC, 1992)

The Searching over Separators Strategy To Solve Some NP-Hard Problems in Subexponential Time. - R. Z. Hwang; R. C. Chang; Richard C. T. Lee (Algorithmica, 1993)

The Slab Dividing Approach To Solve the Euclidean P-Center Problem. - R. Z. Hwang; Richard C. T. Lee; R. C. Chang (Algorithmica, 1993)