@misc{indiciaeac82845bc9e4,
  title = {ST7-DRS: A Step Towards Drag-free and High-precision Formation Control},
  author = {Houghton, M. and Folkner, W. and Hanson, J. and Hruby, V.},
  year = {2003},
  url = {https://ntrs.nasa.gov/citations/20040012862},
  note = {Source identifier: 20040012862}
}