001: 1161
003: Starlibrary PMS 4.5
005: 20180430
020: ^a0-07-460081-8
066: ^aEl.A
072: ^aHeuristic Search Techniques
082: ^a006.3
100: ^aElaine rich
240: ^aArtiFicial Intelligence
245: ^aArtiFicial Intelligence
260: ^c1991
650: ^aStrong slot and Filler Structurs
650: ^aproblems problem spaces and search