000 00402nam a2200181Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
082 _a"6,3"
100 _aGinsberg Allen.
245 0 _aAutomatic refinement of expert system know. bases
260 _alondon
260 _bPitman
260 _c1988
300 _a176p.
365 _b450
650 _aCOMPUTER
942 _cDBK
999 _c24474
_d24474