1. B. Bagchi, The statistical behaviour and universality properties of the Riemann zeta-function and other allied Dirichlet series, PhD thesis, Indian Statistical Institute, Calcutta, 1981.
2. A joint universality theorem for Dirichlet L-functions;Bagchi;Math. Z.,1982
3. Recurrence in topological dynamics and the Riemann hypothesis;Bagchi;Acta Math. Hungar.,1987
4. Transcendental Number Theory;Baker,1975
5. Almost Periodic Functions;Besicovitch,1954