@misc{indiciae40d88b6e103c,
  title = {Second-order sliding mode controllers for nonlinear singular perturbation systems.},
  author = {J Wang and K M Tsang},
  year = {2005},
  doi = {10.1016/s0019-0578(07)60049-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/15682621/},
  note = {Source identifier: 15682621}
}