| [ref.123] | Adey, W. R.; Kado, R. T.: Didio, J.; and Schindler, W. J.: Impedance Changes in Cerebral Tissue Accompanying a Learned Discriminative Performance in the Cat. Exp. Neurol., vol. 7, 1963, pp. 282-293. |
| [ref.124] | Brattgard, S. O.: Acta Radiol. Suppl., vol. 96, 1952, p. 1. |
| [ref.125] | Geiger, A.: Correlation of Brain Metabolism and Function by the Use of a Brain Perfusion Method In Situ. Physiol. Rev., vol. 38, 1958, pp. 1-20. |
| [ref.126] | Geiger, A.: Metabolism of the Nervous System. D. Richter, ed., Pergamon Press (New York), 1957. |
| [ref.127] | Thompson, R.; and McConnell, J.: Classical Conditioning in the Planarian Dugesia dorotocephala. J. Comp. Physiol. Psychol., vol. 48, 1955, p. 65. |
| [ref.128] | McConnell, J. V.; Jacobson, A. L.; and Kimble, D. P.: Effects of Regeneration Upon Retention of a Conditioned Response in the Planarian. J. Comp. Physiol. Psychol., vol. 52, 1959, p. 1. |
| [ref.129] | Corning, W. C.; and John, E. E.: Effects of Ribonuclease on Retention of a Conditioned Response in Regenerating Planarians. Science, vol. 134, 1961, p. 1363. |
| [ref.130] | Gerathewohl, S. J.; and Gernandt, B. E.: Physiological and Behavioral Sciences, Vol. 1, NASA SP-11, 1962, pp. 399-413. |
| [ref.131] | Von Bekesy, G. J.: DC Potentials and Energy Balance of the Cochlear Partition. Acoust. Soc. Am., vol. 23, 1951, p. 576. |
| [ref.132] | Trincker, D.: Bestandspotentiale in Bogengangssystem des Meerschweinchens und ihre Anderungen bei Experimentellen Cupula-Ablenkunges. Arch. Ges. Physiol., Bd. 264, 1957, p. 351. |