@online{olson2025,
  author = {Olson, Dieter},
  title = {Nonlinear {Control} {Theory} {Insights,} {Drift} {Causality,}
    and {Future} {Research} {Directions}},
  date = {2025-11-28},
  url = {https://affinedrift.com/articles/nonlinear-control-insights.html},
  langid = {en}
}