-
Sh. A. Khairulloev, “O nulyakh funktsii Khardi i ee proizvodnykh, lezhaschikh na kriticheskoi pryamoi”, Chebyshevskii sb., 20:4 (2019),
371–384 
-
A. A. Karatsuba, “The Riemann zeta function and its zeros”, Russian Math. Surveys, 40:5 (1985),
23–82 
