1. The ability of honeybees to generalize visual stimuli;Anderson,1972
2. Experimentelle Untersuchungen über die Entfernungslokalisation der Libellen (Aeschna cyanea;Baldus;Zeitschrift für vergleichende Physiologie,1926
3. The mechanism of directionally selective units in rabbit's retina;Barlow;Journal of Physiology,1965
4. Two dimensional records of the eyecup movements of the crab Carcinus;Barnes;Journal of Experimental Biology,1969
5. Structure and function in the nervous systems of invertebrates;Bullock,1965