The following publications are possibly variants of this publication:
- System Organizations for Speech Understanding: Implications of Network and Multiprocessor Computer Architectures for AILee D. Erman, Richard D. Fennell, Victor R. Lesser, Raj Reddy. TC, 25(4):414-421, 1976.
- Speech Understanding SystemsMark 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, William A. Woods. ai, 9(3):307-316, 1977.