000			01134nam a22001337a 4500
008			230227b |||||||| |||| 00| 0 eng d
040			_aNational Science Library _cNational Science Library
080			_aD 002(08) _bK2
100			_aHillman, Donald J _91437
245			_aStudy of theories and models of information storage and retrieval: _c/The national science foundation, Washington 25, D.C. under grant no. G24070.,, August 3, 1962
260			_aBethlehem: _bLehigh University, _c1962
500			_aReport No. 1: problems, systems and methods, August 3, 1962 Report No. 3: a positive model for systems of special classification, August 3,1962 Report No. 4: new foundations for retrieval theories, August 12,1963 Report No. 5: positive models of retrieval systems as species of logical algebras, August 23, 1963 Report No. 6: retrieval systems for non-static document collections, September 26, 1963 Report No. 7: graphs and algorithms for term relations, July 30, 1964 Report No. 8: the structure of documents relations, August 25, 1964 Report No. 9: topology and documents retrieval operations, July 1, 1965
942			_2udc _cREP
999			_c4150 _d4150