000 00599naa a2200205 i 4500
001 95190
003 ES-MaBCM
005 20241016130211.0
008 040123s2003 usa 000 0 eng d
021 _axx
035 _a(OCoLC)1365167086
040 _cES-MaBCM
041 0 _aeng
043 _ausa
100 1 _aHartley, James
_921402
245 1 0 _aHow useful are key worlds in scientific journals?
_cJames Hartley
650 7 _aIndización documental
_958962
773 0 _aEn:
_tJournal of information science
_dLondon : 2003
_w104452
_gvol. 29, no. 5, p. 433-438. - Loc. S.359
942 _cAREV
999 _c95190
_d95190