1. K.E. Moyer, The Psychobiology of Aggression Harper and Row, New York, 1976.
2. K.E. Moyer, Kinds of Aggression and Their Physiological Basis, Commun. Behay. Biol. 2, 65, 1968.
3. P.F. Brain, Hormones and Behavior, Vol. 2 Eden Medical Research, St. Albans, 1979a.
4. P.F. Brain, Hormones, Drus and Behavior, Vol. 3 Eden Medical Research, St. Albans, 1979b.
5. K.M.J. Lagerspetz and K.Y.H. Lagerspetz, Genetic Determination of Aggressive Behavior, in: The Genetics of Aggression ed. by J.H.F. van Abeelen, American Elsevier, New York, 1974.