@misc{indiciae995e5edc3603,
  title = {An algorithm for calculating the gain of a signal flowgraph},
  author = {Chan, S. P. and Dunn, W. R., Jr.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680019705},
  note = {Source identifier: 19680019705}
}