@misc{indiciaebfe5a4615806,
  title = {Asymptotic Stability of Interconnected Passive Non-Linear Systems},
  author = {Isidori, A. and Joshi, S. M. and Kelkar, A. G.},
  year = {1999},
  url = {https://ntrs.nasa.gov/citations/19990064100},
  note = {Source identifier: 19990064100}
}