1. Experimental inhibition and restoration of mating behavior in male rats;Beach;J. genet. Psychol.,1956
2. The interaction of unlearned behaviour patterns and learning in mammals;Eibl-Eibesfeldt,1961
3. Conditioning and Learning;Kimble,1961
4. Die Umwelt des Kampffisches (Betta splendens Regan);Lissmann;Z. vergl. Physiol.,1932
5. Über die Bildung des Instinktbegriffes;Lorenz;Die Naturwissenschaften,1937