00377nam a2200121 a 450000500170000002000150001708200160003210000060004824501080005426000260016263000450018863000220023320251203091250.0  a8185070083  a025.52bSAX  d_  aInformation retrieval techniques and reference source & tools in pure and applied sciencesbSaxena, R.S  aY. K Publishersc1997  aInformation retrieval system- Techniques  aReference service