@article{6931,
  author = {Judah Levine},
  title = {Time synchronization over the Internet using an adaptive frequency-locked loop},
  year = {1999},
  journal = {IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control},
  volume = {46},
  pages = {888-896},
  month = {Jan-07-1999},
  issn = {0885-3010},
  doi = {10.1109/58.775655},
}