@article{JWSP-FB:15c,
  author =	 {J. W. Simpson-Porco and F. Bullo},
  title =	 {Distributed Monitoring of Voltage Collapse
                  Sensitivity Indices},
  journal =	{{IEEE} Transactions on Smart Grid},
  volume = 7,
  number = 4,
  month = jul,
  pages = {1979-1988},
  year =	 2016,
  pdf =		 {http://www.control.utoronto.ca/~jwsimpson/papers/2015c.pdf},
  doi = {10.1109/TSG.2016.2533319},
  keywords =	 {Power Networks},
}