TY  - RPRT
TI  - Fetal ECG extraction with nonlinear state-space projections.
AU  - M Richter
AU  - T Schreiber
AU  - D T Kaplan
PY  - 1998
DO  - 10.1109/10.650369
UR  - https://pubmed.ncbi.nlm.nih.gov/9444850/
ID  - 9444850
ER  -