Adaptive strategies in fly vision: On their image-processing qualities. - W. H. Zaagman; H. A. K. Mastebroek; Robert R. de Ruyter van Steveninck (IEEE Trans. Syst. Man Cybern., 1983)

An Adaptive and Heterodyne Filtering Procedure for the Imaging of Moving Objects. - F. H. Schuling; H. A. K. Mastebroek; W. H. Zaagman (NIPS, 1987)