Retrieved October 11, 2020. ↑ McCallum, Duncan; Avis, David (1979), "A linear algorithm for finding the convex hull of a simple polygon", Information Processing Letters, 9 (5): 201–206, doi:10.1016/0020-0190(79)90069-3, MR 0552534 ↑ Graham, Ronald L.; Yao, F. Frances (1983), "Finding the convex hull of a simple polygon", Journal of Algorithms, 4 (4): 324–331, doi:10.1016/0196-6774(83)90013-5, MR 0729228 ↑ Lee, D. T. (1983), "On finding the convex hull of a simple polygon", International Journal of Computer and Information Sciences, 12 (2): 87–98, doi:10.1007/BF00993195, MR 0724699 ↑ See David Mount's Lecture Notes, including Lecture 4 for recent developments, including Chan's algorithm. ↑ Barber, C. Bradford; Dobkin, David P.; Huhdanpaa, Hannu (1 December 1996). "The quickhull algorithm for convex hulls". ACM Transactions on Mathematical Software.