@article{JWSP:20a,
  author =	 {J. W. Simpson-Porco},
  title =	 {Analysis and Synthesis of Low-Gain Integral Controllers for Nonlinear Systems},
  journal = {{IEEE} Transactions on Automatic Control},
  year =	 2021,
  month = sep,
  volume = {66},
  number = {9},
  pages = {4148-4159},
  pdf =	 {http://www.control.utoronto.ca/~jwsimpson/papers/2020a.pdf},
  keywords =	 {Nonlinear Control, Power Systems},
  doi = {10.1109/TAC.2020.3035569},
}