NUCAT.LIBRARY.NORTHWESTERN.EDU has 7 keywords

Third position — 1 keywords

Keywords Analytic

the 3th position for nucat.library.northwestern.edu

#	Keyword	Results	Change	Check Date
3	nu library	106 000 000	-1	2013-05-07

positions above than 3th nucat.library.northwestern.edu

#	Keyword	Results	Change	Check Date
4	nucat.cat	18 200	-2	2015-05-27
17	ulcatalog	17 900 000	0	2015-03-18
22	on-line catalog	454 000 000	-5	2015-03-07
27	on line catalogue	325 000 000	12	2014-01-12
28	online catalog	226 000 000	0	2014-06-23
42	on-line catalogue	77 300 000	0	2014-06-07