[1]
Thomas Cormen, Charles Leisersen, Ronald Rivest, Clifford Stein, Introduction to algorithms, 3rd ed. Cambridge, Mass: MIT Press, 2009 [Online]. Available: https://ebookcentral.proquest.com/lib/ucl/detail.action?docID=3339142
[2]
Sedgewick, Robert and Wayne, Kevin Daniel, Algorithms, 4th ed. Upper Saddle River, NJ: Addison-Wesley, 2011 [Online]. Available: https://go.oreilly.com/university-college-london/library/view/-/9780132762564/?ar