@article{Sinai2003b,
  author    = {{Yakov G. Sinai}},
  title     = {{Uniform distribution in the $(3x+1)$ problem}},
  journal   = {{Moscow Math. Journal}},
  year      = {{2003}},
  volume    = {{3}},
  number    = {{4}},
  pages     = {{1429--1440}},
  note      = {{S. P. Novikov 65-th birthday issue. MR2058805 (2005a:11026)}},
}