"
) to keep words togehter: An example is "process mining"
. It is also possible to restrict the search to dedicated fields:author
title
journal
year
year-range
1999-2001
) the work was publisheddoi
AND
and OR
. Thereby, the default operator is OR
.author:smith and author:jones
: search for references with authors "smith" and "jones"author:smith or author:jones
: search for references with either author "smith" or author "jones"author:smith and not title:processor
: search for author "smith" and omit references with "processor" in the titletitle
doi
issn
publisher
abstract
all
title
tit
field)author
per
field)journal
zti
field)year
erj
field)thm
slw
txt
num
kon
ppn
bkl
and
. The use of and
is optional, though.?
?
after the first name for several given names. E.g. per Maas,jan?
marx kapital
author:grodke and title:db2
author:"Maas,jan?"
author
title
journal
collection
fulltext
k
field:"text"
. The supported fields are:title
: The title of the articleauthor
: an author of the articlejournal
: journal title (sent as pt
to Jstor)pt
: publication titleand
and or
and parentheses to refine your search expression. See OVID operators for full description.May \[au\] AND Anderson \[au\]
Anderson RM \[au\] HIV \[ti\]
Valleron \[au\] 1988:2000\[dp\] HIV \[ti\]
Valleron \[au\] AND 1987:2000\[dp\] AND (AIDS \[ti\] OR HIV\[ti\])
Anderson \[au\] AND Nature \[ta\]
Population \[ta\]
AND
and OR
. Queries are case-insensitive. Further operators that can be used are NOT
for logical negation, *
for a right wildcard, " "
for exact phrase matches, and parentheses ( )
to group terms. Optionally, it is possible to add a field name in the form field:text to limit the search results. The supported fields are:author
au
fieldtitle
ti
fieldjournal
so
fieldyear
py
fieldyearrange
py
fieldcc
dt
j
for journal articles, b
for books, a
for book articles)an
ai
la
ab
rv
sw
en
br
algebra*
: Searches for publications containing a term starting with algebra (e.g. algebra, algebras, algebraic, etc.) in any field.title:"Graph Theory"
: Searches for publications with the exact phrase Graph Theory in their title
field.author:Berge and title:"Graph Theory"
: Searches for entries written by Berge with Graph Theory
in their title field.title:"Graph Theory" yearrange:2010-2020
: Searches for documents containing the exact phrase Graph Theory
in their title that are published between 2010 and 2020.