明示公式
Edwards, H.M. (1974), Riemann's zeta function, Pure and Applied Mathematics, 58, New York-London: Academic Press, ISBN 0-12-232750-0, Zbl 0315.10035
Riesel, Hans (1994), Prime numbers and computer methods for factorization, Progress in Mathematics, 126 (2nd ed.), Boston, MA: Birkhäuser, ISBN 0-8176-3743-5, Zbl 0821.11001