Medial axis transform and offset curves by Minkowski Pythagorean hodograph curves. - Hyeong In Choi; Chang Yong Han; Hwan Pyo Moon; Kyeong Hah Roh; Nam-Sook Wee (Comput. Aided Des., 1999)

Two-dimensional offsets and medial axis transform. - Hyeong In Choi; Sung Woo Choi; Chang Yong Han; Tae-wan Kim 001; Song-Hwa Kwon; Hwan Pyo Moon; Kyeong Hah Roh; Nam-Sook Wee (Adv. Comput. Math., 2008)