Estimation of Mutual Information in Two-Class Pattern Recognition. - G. A. Butler; H. Barry Ritea (IEEE Trans. Computers, 1974)

Speech Understanding Systems. - Mark F. Medress; Franklin S. Cooper; James W. Forgie; C. C. Green; Dennis H. Klatt; Michael H. O'Malley; Edward P. Neuburg; Allen Newell; Raj Reddy; H. Barry Ritea; J. E. Shoup-Hummel; Donald E. Walker; et al. (Artif. Intell., 1977)