@article{KontorovichMiller2005,
  author    = {{Alex V. Kontorovich and Steven J. Miller}},
  title     = {{Benford's law, values of $L$-functions, and the $3x+1$ problem}},
  journal   = {{Acta Arithmetica}},
  year      = {{2005}},
  volume    = {{120}},
  pages     = {{269--297}},
  note      = {{MR 2007c:11085}},
}