@misc{indiciaee267cc9c3b0e,
  title = {On the Hilbert-Huang Transform Theoretical Foundation},
  author = {Kizhner, Semion and Blank, Karin and Huang, Norden E.},
  year = {2004},
  url = {https://ntrs.nasa.gov/citations/20040081285},
  note = {Source identifier: 20040081285}
}