1. K. Abend et al., Classification of Binary Random Patterns, IEEE Trans. on Information Theory IT-11, 538–544 (Oct. 1965)
2. N. Abramson, “Information Theory and Coding,” McGraw-Hill Book Co., New York (1963)
3. N. Abramson and D. Braverman, Learning to Recognize Patterns in a Random Environment, IRE Trans. on Information Theory IT-8 (5), 558–563 (Sept. 1962)
4. M. A. Aizerman et al., The Robbins-Monro Process and the Method of Potential Functions, Automatics and Telemechanics 26, 1951–1954 (1965)
5. M. A. Aizerman et al., Theoretical Foundations of the Potential Function Method in Pattern Recognition, Automatics and Telemechanics 25, 917–936 (1964)