1. Y. Ihara, “On the Euler—Kronecker constants of global fields and primes with small norms,” in Algebraic Geometry and Number Theory, Progr. Math. (Birkhäuser Boston, Boston, MA, 2006), Vol. 253, pp. 407–451.
2. Y. Ihara, “The Euler—Kronecker invariants in various families of global fields,” in Arithmetic, Geometry, and Coding Theory, Semin. Congr., Ed. by F. Rodier and S. Vladut, Proceedings of the International conference AGCT-10, Marseille, 2005 (Soc.Math. France, Paris, 2006), Vol. 21.
3. S. B. Stechkin, “On zeros of the Riemann zeta function,” Mat. Zametki 8(3), 419–429 (1970) [Math. Notes 8 (3–4), 706–711 (1970)].
4. D. X. Charles, Sieve Methods,Master’s Thesis (Univ. Buffalo (SUNY), Buffalo, NY, 2000).