↑Combinatorial optimization and theoretical computer science: interfaces and perspectives: 30th anniversary of the LAMSADE. Hoboken, NJ: Wiley. ISBN9780470611098.
↑Hromkovič, Juraj (6 December 2010). Theoretical Computer Science: Introduction to Automata, Computability, Complexity, Algorithmics, Randomization, Communication, and Cryptography (1., st Edition. Softcover version of original hardcover 2011ed.). Berlin: Springer Berlin. ISBN978-3-642-05729-8.