@misc{indiciaec5a3da49fd7e,
  title = {Equivariant nonstationary source separation.},
  author = {Seungjin Choi and Andrzej Cichocki and Shunichi Amari},
  year = {2002},
  doi = {10.1016/s0893-6080(01)00137-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/11958485/},
  note = {Source identifier: 11958485}
}