1. Constraints on the operant conditioning of drinking;Black,1972
2. Species-specific defense reactions;Bolles,1971
3. Learning, motivation and cognition;Bolles,1975
4. Instrumental scratch reflex of the deafferentated limb in cats and rats;Jankowska;Acta Biologiae Experimentalis,1959
5. Integrative activity of the brain;Konorski,1967