Polynomial Algorithms for the Weighted Perfect Domination Problems on Chordal Graphs and Split Graphs. - Maw-Shang Chang; Yi-Chang Liu (Inf. Process. Lett., 1993)

Polynomial Algorithms for Weighted Perfect Domination Problems on Interval and Circular-Arc Graphs. - Maw-Shang Chang; Yi-Chang Liu (J. Inf. Sci. Eng., 1994)