TRÎMBIȚAS, Radu. Lance Fortnow, The Golden Ticket: P, NP, and the Search for the Impossible, Princeton University Press, 2013, ISBN 978-0-691-15649-1. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 60, n. 1, p. 139–140, 2015. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/5696. Acesso em: 11 feb. 2025.