MONO91 NIST Monograph 91: Automatic Indexing: A State-of-the-Art Report Appendix C: Selective Bibliography of Additional References appendix Mary Elizabeth Stevens National Bureau of Standards Sieburg, J., Automatic Abstraction of Legal Information, Datamation 12, No. 11, 63-65 (Nov. 1966). Silvano, A., Ed., American Handbook of Psychiatry, Vol. 3 (Basic Books, Inc., 1959). Simmons, R. F., Answering English Questions by Computer: A Survey, Commun. ACM 8, 53-70 (Jan. 1965). Simmons, R. F., Automated Language Processing, in Annual Review of Information Science and Technology, Vol. 1, Ed. C.A. Cuadra, pp. 137-169 (Interscience Pub., New York, 1966). Simmons, R. F., Natural-Language Processing, Datamation 12, No. 6, 61-63, 65, 67, 69, 71-72 (June 1966). Simmons, R. F., Natural-Language Processing by Computers - 1966, 31 p. (System Devel- opment Corp., Santa Monica, Calif., Dec. 1, 1965). Simmons, R. F., Natural Language Processing and the Time-Shared Computer, in Toward a National Information System, Second Annual National Colloquium on Information Retrieval, Philadelphia, Pa., April 23-24, 1965, Ed. M. Rubinoff, pp. 217-227 (Spartan Books, Washington, D.C., 1965). Simmons, R. F., Storage and Retrieval of Aspects of Meaning in Directed Graph Structures, Commun. ACM 9, 211-215 (Mar. 1966). Simmons, R. F., J. F. Burger and R. E. Long, An Approach Toward Answering English Questions from Text, AFIPS Proc. Fall Joint Computer Conf., Vol. 29, San Francisco, Calif., Nov. 7-10, 1966, pp. 357-363 (Spartan Books, Washington, D.C., 1966). Simmons, R. F., J. F. Burger and R. M. Schwarcz, A Computational Model of Verbal Understanding, AFIPS Proc. Fall Joint Computer Conf., Vol. 33, Pt. 1, San Francisco, Calif., Dec. 9-11, 1968, pp. 441-456 (Thompson Book Co., Washington, D.C., 1968). Simonton, W., Ed., Information Retrieval Today, papers presented at the Institute conducted by the Library School of the Center for Continuation Study, Univ. of Minnesota, Minneapolis, Sept. 19-22, 1962, 176 p. (Univ. of Minnesota, Minneapolis, 1963). Simonton, W. and C. Mason, Eds., Information Retrieval with special reference to the Biomedical Sciences, papers presented at the Second Institute on Information Retrieval, Univ. of Minnesota, Minneapolis, Nov. 10-13, 1965, 199 p. (Univ. of Minnesota, Minneapolis, 1966). Skelly, S. J., Computerization of Canadian Statute Law, Law and Computer Tech. 1, No. 2, 10-14 (Feb. 1968). Slagle, 3. R., Experiments with a Deductive Question-Answering Program, Commun. ACM 8, 792-798 (Dec. 1965). Slamecka, V., Ed., The Coming Age of Information Technology, Studies in Coordinate Indexing, Vol. 6, 166 p. (Documentation, Inc., Bethesda, Md., 1965). Slamecka, V., Principles of Substantive Analysis of Information, Proc. 1965 Congress FID. 3lstMeeting and Congress, Vol. II, Washington, D.C., Oct. 7-16, 1965, pp 229- 234 (SpartanBooks, Washington, D.C., 1966). 283