000			00334nam a2200133Ia 4500
001			9729
008			170722s9999 xx 000 0 und d
100			_aJonker, Frederick
245			_aIndexing theory, indexing methods and search devices /
260			_c1964.
653			_aDocumentation
653			_aLibrary Science
942			_cGEN
999			_c67694 _d67694