(1)
Bondarev, B. V.; Kozyr’, S. M. Mixing “In the Sense of Ibragimov.” Estimate for the Rate of Approach of a Family of Integral Functionals of a Solution of a Differential Equation With Periodic Coefficients to a Family of Wiener Processes. Some Applications. I. Ukr. Mat. Zhurn. 2010, 62, 733–753.