1. N. I. Achieser, I. M. Glasmann: Theorie der linearen Operatoren im Hilbertraum. Akademie-Verlag, Berlin 1975
2. R. C. Agarwal, C. S. Burrns: Number theoretic transforms to implement fast digital convolution. Proc. IEEE 63 (1975) 550–560
3. G. J. Agin: Vision systems. In: S. Y. Nof (ed. ): Handbook of Industrial Robotics. John Wiley & Sons, New York 1985, pp. 231–261
4. N. Ahuja:, Connectivity in lattices and mosaics. Techn. Rep. TR-637, Univ. of Maryland, Center for Automation Research, College Park, Feb. 1978
5. N. Ahuja: Connectivity in lattices and mosaics - II. Techn. Rep. TR-671, Univ. of Maryland, Center for Automation Research, College Park, June 1978