本节书摘来自异步社区《Python算法教程》一书中的第1章，第1.8节，作者[挪威]Magnus Lie Hetland（赫特兰）， 凌杰 译，更多章节内容可以访问云栖社区“异步社区”公众号查看。
1.8 参考资料
Applegate, D., Bixby, R., Chvátal, V., Cook, W., and Helsgaun, K. Optimal tour of Sweden. www.math.uwaterloo.ca/tsp/sweden/. Accessed April 6,2014.
Cormen, T. H., Leiserson, C. E., Rivest, R. L., and Stein, C. (2009). Introduction to Algorithms, second edition. MIT Press.Dasgupta, S., Papadimitriou, C., and Vazirani, U. (2006). Algorithms. McGraw-Hill.Goodrich, M. T. and Tamassia, R. (2001). Algorithm Design: Foundations, Analysis, and Internet Examples. John Wiley & Sons, Ltd.Hetland, M. L. (2008). Beginning Python: From Novice to Professional, second edition. Apress.Kleinberg, J. and Tardos, E. (2005). Algorithm Design. Addison-Wesley Longman Publishing Co., Inc.Knuth, D. E. (1968). Fundamental Algorithms, volume 1 of The Art of Computer Programming. AddisonWesley.———. (1969). Seminumerical Algorithms, volume 2 of The Art of Computer Programming. AddisonWesley.———. (1973). Sorting and Searching, volume 3 of The Art of Computer Programming. Addison-Wesley.———. (2011). Combinatorial Algorithm, Part 1, volume 4A of The Art of Computer Programming. Addison-Wesley.Miller, B. N. and Ranum, D. L. (2005). Problem Solving With Algorithms and Data Structures Using Python. Franklin Beedle & Associates.
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