Sedgewick, Robert & Wayne, Kevin Daniel. (2011). Algorithms (4th ed). Addison-Wesley. https://go.oreilly.com/university-college-london/library/view/-/9780132762564/?ar
Thomas Cormen, Charles Leisersen, Ronald Rivest, Clifford Stein. (2009). Introduction to algorithms (3rd ed). MIT Press. https://ebookcentral.proquest.com/lib/ucl/detail.action?docID=3339142