1. Sulg I. Quantitative EEG as a measure of brain dysfunction. In: Pfurtscheller G, Jonkman EJ, Lopes da Silva FH (eds). Brain Ischemia: Quantitative EEG and Imaging Techniques. Progress in Brain Research. Vol. 62. Elsevier Science Publishers B.V., 1984; p. 65.
2. Simons AJR, Pronk RAF. Computing in anaesthesia and intensive care. In: Prakash O (eds). Automatic EEG Monitoring During Anaesthesia. Boston: Martinus Nijhoff Publishers, 1983; p. 227.
3. Simons AJR, Pronk RAF. Les donnees electroencephalographiques pendant la chirurgie a coeur ouvert. Leur analyse automatique en relation avec les parametres anesthesiques et son utilisation pour la surveillance peroperatoire de la fonction cerebrale. Rev EEG Neurophysiol 1982; 12: 243.
4. Weide H van der, Pronk RAF. Interference suppression for EEG-recording during open heart surgery. Electroenceph Clin Neurophysiol 1979; 46: 609.
5. Pronk RAF, Simons AJR. Automatic recognition of abnormal EEG activity during open heart and carotid surgery. In: Buser PA, Cobb WA, Okuma T (eds.). Kyoto Symposes. Amsterdam: Elsevier Biomedical Press, 1982; p. 590.