@article{6720,
  author = {Judah Levine},
  title = {Time synchronization using the Internet},
  year = {1998},
  journal = {IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control},
  volume = {45},
  pages = {450-460},
  month = {Jan-03-1998},
  issn = {0885-3010},
  doi = {10.1109/58.660155},
}