@misc{indiciaeaeb511798182,
  title = {The S2 VLBI Systems: DAS, RT/PT and Correlator},
  author = {Petrachenko, William T. and Bujold, Marc and Cannon, Wayne H. and Carlson, Brent R. and Dewdney, Peter E. and Feil, Georg H. and Newby, Paul and Novikov, Alexander and Popelar, Josef and Wietfeldt, Richard D.},
  year = {2000},
  url = {https://ntrs.nasa.gov/citations/20000074744},
  note = {Source identifier: 20000074744}
}