2) Sato K. Dynamic analysis of higher order biological systems. Adv Neurol Sci (Tokyo) 1975; 19: 1061-74.
3) Sato K, Ono K, Chiba G, Fukada G. On some methods for EEG pattern discrimination. Int J Neurosci 1977; 7: 201-6.
4) Garsche R. Die β-Aktivität im EEG des Kindes I. Mitteilung Erscheinungsformen bei gesunden Kindern. Z Kinderheilkd 1956; 78: 441-57.
5) Petersén I, Eeg-Olofsson 0. The development of the EEG in normal children from the age of 1 through 15 years. Non-paroxysmal activity. Neuropaediatrie 1971; 2: 247-304.