Campos Romero, D. 2024. NON LINEAR TIME SERIES ANALYSIS OF THE EEG DURING SLEEP. Revista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales. 20, 78 (Aug. 2024), 503–518. DOI:https://doi.org/10.18257/raccefyn.20(78).1996.3043.