The Power of Geometric Duality Revisited. - D. T. Lee; Y. T. Ching (Inf. Process. Lett., 1985)

Finding the diameter of a set of lines. - Y. T. Ching; D. T. Lee (Pattern Recognit., 1985)

Linear Time Algorithms for the Weighted Tailored 2-Partition Problem and the Weighted 2-Center Problem under linfty-Distance. - Ming-Tat Ko; Y. T. Ching (Discret. Appl. Math., 1992)