1. T. M. Apostol, “Zeta and Related Functions”, chapt. 25 in NIST Handbook of Mathematical Functions, edited by F. W. J. Olver, D. W. Lozier, R. F. Boisvert and C. W. Clark (NIST and Cambridge University Press, Cambridge, 2010), pp. 601–616.
2. The zeta function on the critical line: Numerical evidence for moments and random matrix theory models
3. M. Odlyzko, “Correspondence about the origins of the Hilbert-Pólya Conjecture”, http://www.dtc.umn.edu/∼odlyzko/polya/index.html.
4. Mathematical problems
5. D. Hilbert, Göttinger Nachrichten, 253–297 (1900), and